Electronics Expert Witnesses
The SEAK Expert Witness Directory contains a comprehensive list of electronics expert witnesses who testify, consult and provide litigation support on electronics and related issues. Electronics expert witnesses and consultants on this page may form expert opinions, draft expert witness reports, and provide expert witness testimony at deposition and trial. The issues and subjects these electronics expert witnesses testify regarding may include: Electronics, Semiconductor, Manufacturing, Patent, Product Liability, Semiconductors, Signal Processing, Software, Wireless, Asic, Cell Phones, Design, Digital Design, Embedded Systems, and Fire.
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Rafael J Betancourt
Silicon Architect / Analog Mixed-signal Expert
Betasoft Consulting Inc.
Santa Clara , California
Electrical Engineering, Electronics
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Silicon Architect, Silicon Design, VLSI, ASIC, CMOS, Digital Design, Analog Design, Analog Mixed-signal Design, Analog Mixed-signal Verification, Semiconductor, Heterogeneous Integration, Chiplets, Silicon EDA, Power Management, Serial Interfaces, Die to Die Interfaces, Touch Sensing, LCD Display Drivers, Voltage Regulators, LED Driver
I specialize in Analog Mixed-signal (“AMS”) architecture, debugging, modeling, and verification. Have worked on 40+ analog/digital mixed-signal CMOS ICs, directly responsible for the design and mass production of over a billion units. Experienced in complete product lifecycle, from initial conception through design, verification, fabrication & testing. I have worked with many major clients in Silicon Valley and beyond to provide them with R&D engineering services and tools for AMS architecture, design, and verification of silicon integrated circuits.
I have deep knowledge in all aspects of digital ASIC, analog CMOS, mixed-signal and RFIC intellectual property and can assist your attorney in patent related projects including prior-art searches, patent claims analysis, review of patent applications, and litigation support as a subject matter expert. My IP consulting experience include:
• Analysis of utility patents for infringement, and reviewed technical documents to elucidate and e...
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David Schaafsma, PhD
Medical Diagnostics, Optics, Networks
California Optical Engineering, Inc.
Fallbrook, California
Medical Devices, Intellectual Property
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optics, electronics, software, medical device, diagnostics, medtech, biotech, optical networks, physics, optical materials, intellectual property
My company provides engineering consulting and product development services across the spectrum of entrepreneurs, small businesses, and large firms, as well as expert services. We are a network of skilled professionals with backgrounds including all engineering disciplines, science, manufacturing, regulatory affairs, and a wide range of others. We specialize in projects involving optics, electronics, software, and various aspects of materials physics, but have made happy customers in a broad range of endeavors.
As of 2025, I have served as an expert on more than 30 matters, have been deposed over 12 times, and have testified in District and Superior Court, as well as the ITC. My primary focus has been in intellectual property, but I have experience in personal injury and product liability cases as well. I was also an adjunct professor of Applied Physics at Cal State San Marcos for over 16 years, teaching electronics, optics, embedded programming, and physics. I have worked i...
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Madhu S Gupta, Ph. D.
RF and Wireless Communication Technology
SMG International
Long Beach, California
Electronics, Telecommunications
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RF and Microwave Technology, Microwave Electronics, Radio Frequency Devices, RF and Analog Circuits, Integrated Circuits, Microelectronics, RF and microwave packaging, Electronic Instrumentation, Radio Frequency Signals, Electromagnetic Fields, Radio receivers, Wireless Communication
Dr. Madhu S. Gupta
Professor
RF Communcation Systems Industry Chair
Professor of Electrical Engineering
Director of the Communication Systems and Signal Processing Institute
Emeritus Chaired Professor of Electrical and Computer Engineering at San Diego State University, and Emeritus Adjunct Professor at UC San Diego; past faculty member at MIT, University of Illinois, and Head of the Department at Florida State University. Also experience of industrial work as Senior Engineer and Manager at Hughes Aircraft Company. Made significant contributions to the advancement of RF and microwave engineering field.
Researcher and author of over hundred papers, and patent disclosures, patent holder.
Past Editor of two journals and three books, and Past President of an IEEE Society in the field of expertise.
Taught wireless communications and RF engineering courses to graduate students (at the university), and to professional engineers (in industry).
Received multiple awards for o...
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Rosemary Coates, MBA
Chinese Manufacturing and Global Supply Chains
Blue Silk Consulting
Los Gatos, California
Manufacturing, Procurement/Purchasing
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Chinese Products, Chinese Imports, Counterfeit Imports, Chinese Manufacturing, Electronics, Purchasing, Inventory, Warehousing, Supply Chain, Manufacturing, ERP systems implementations
China Manufacturing expert specializing in global supply chain sourcing, planning, production, logistics, import/export. Licensed US Customs Broker. Author of five books on global supply chain management including Amazon Best Seller "42 Rules for Sourcing and Manufacturing in China."
Ms. Coates is a seasoned executive and MBA, with over 30 years of experience in industry and consulting. She has worked on legal cases for the past 10 years, writing reports, giving depositions and testifying at trial.
Her expertise is in global supply chains operations and software implementation including SAP and Oracle.
Her legal work includes a variety of supply chain, import/export, and IT systems cases and issues including contract disputes, product defects, failed systems projects and patent infringement.
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Russell C Carroll, PE, MSEE
Electrical/Electronic Engineering Expert Witness
EMI Sleuth
El Segundo, California
Electrical Engineering, Electronics
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Lightning, Product Liability, EMI/EMC Consulting, Electrocutions, Code Compliance, Electrical Fires, Aerospace, Equipment Malfunctions, Electromagnetics
Russell Carroll is an expert in electrical engineering and electronic product design. He consults on electromagnetic compliance for product design with a focus on safety for electrical shock and fire following the National Electric Code and the IEC/UL product safety standards. He has performed forensic engineering investigations including electrocutions, automotive fires, industrial electrical fires, shipping damage to electronics, and product damage to lightning. He has over ten years of electrical engineering experience including electrical generation facility engineering, electronic design for products used in critical industrial and commercial facilities, nuclear and radiation effects testing of electronics, and advanced electromagnetic effects design for space satellites. He is a registered professional engineer in California, a senior member of the IEEE, an active member of the IEEE Electromagnetic Compatibility society, and a certified iNARTE electromagnetic compatibility eng...
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Christopher M Daft, PhD
Patents, Trade Secrets and Medical Devices
River Sonic Solutions, LLC
San Francisco, California
Intellectual Property, Medical Devices
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Imaging, Patent, Ultrasound, Electronics, Transducer, ASIC, MEMS, FDA, Signal Processing, Neuromodulation, Regulatory, Integrated Circuit, Semiconductors, Biometric Security, Wearable Biometrics, Tomography, Neural Networks, Artificial Intelligence, Wearable Medical Device, Product Liability
Award winning, Oxford Educated scientist whose areas of expertise include medical imaging, electronics, semiconductors, medical devices, sensors, MEMS, signal processing and image processing.
- 5 trial testimonies and 15 depositions.
- Litigation experience includes district court, ITC and PTAB matters.
- Extensive Intellectual Property experience including patent development, analysis, licensing, and litigation.
- Serial inventor holding 27 U.S. Patents with 20 applications pending.
- Diverse industry experience including multi-nationals such as GE, Medtronic, Fujifilm, Samsung and Siemens as well as several start-ups.
- Well published.
- Winner of grants from National Institute of Health and DARPA.
- Extensive international consulting experience.
- IEEE (Institute of Electrical and Electronic Engineers) Senior Member since 2004.
- Three years’ experience teaching electrical and computer engineering at the University of Illinois.
Holds BA and MA in Physics from...
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Donald Alpert, PhD
Camelback Computer Architecture, LLC
Los Altos, California
Computers, Electronics
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Computer Architecture, Computer Systems, Personal Computers, Embedded Systems, Memory Systems, I/O Systems, Microprocessors, Instruction Sets, Media Processing, Power Management, Digital Design, Semiconductors
Donald Alpert, Ph.D. has over 40 years experience in the electronics industry leading the development of microprocessor and computer products at Intel, National Semiconductor, and Zilog. Over the past decade he has served as an expert on dozens of patent litigation cases, handling claim construction, infringement, and invalidity issues. Dr. Alpert has worked as a consulting and testifying expert assisting attorneys representing major high-tech corporations in Federal Court cases, International Trade Commission investigations, and Patent Trial and Appeal Board Inter-Partes reviews. Dr. Alpert also consults to assess patents for acquisition and pre-litigation review.
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David Chapman
Electronic Design Automation/Semiconductor Expert
San Jose, California
Intellectual Property, Electronics
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Software, Electronic Design Automation, EDA, Semiconductor, GDS, GDSII, OASIS
David Chapman is an experienced software developer who has written over 1,300,000 lines of code in C/C++ and other languages. He has written software for many areas of semiconductor electronic design automation: mask data preparation, design rule checking, circuit extraction, circuit delay characterization, logic synthesis, physical synthesis, placement, routing, Intellectual Property identification, and transistor level layout generation.
He has over 20 years of consulting experience and was the chair of the Consultants' Network of Silicon Valley in 2018-2019. He has 12 U.S. patents granted.
His expert witness work to date has focused on discovery/analysis of semiconductor layouts (GDS/GDSII, OASIS), especially for patent infringement. His sharp eyes plus his understanding of semiconductor processing and design tools mean that if it's there, he can find it.
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Bert Schiettecatte, MSc/CS, MA/MST
Expert Witness – Software & Hardware Systems
Noisetron LLC
Los Angeles, California
Software Engineering, Electronics
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Audio, video, digital signal processing (DSP), source code review, software forensics, embedded systems, firmware, C/C++, IoT, Linux, operating systems, open source software, computer vision, computer graphics, USB, network protocols, wireless technology, sensors, smart devices, user interfaces
Expert Witness Experience
Consulting and testifying expert in software, hardware, and electronics-related litigation
Casework includes patent litigation, trade secret misappropriation, breach of contract, and breach of implied warranty
Deposed and testified in 2 cases within the past 4 years
Over 20 years of experience in software/hardware engineering; expert witness since 2021
Skilled in source code review, computer forensic analysis, reverse engineering, and early case assessment
Expert witness references available upon request
Technical & Industry Expertise
Hands-on development in C, C++, Java, JavaScript, PHP, Perl, and related technologies
Architected software for desktop, mobile, embedded, and server platforms
Developed proprietary trading systems for crypto and futures markets; experience as algorithmic trader
Designed and shipped award-winning DSP- and firmware-based audio and wireless consumer electronics
Deep expertise in operating systems (Linux, Windows, macOS), open-...
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Mark A McFarland, PE
Discovery Engineering
Boulder, Colorado
Electrical Engineering, Telecommunications
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electrocution, electronics, networks, wireless, cellular, 5G, GPS, radar, LTE, cell phones, cell towers, base stations, SMS, quality sciences, applied research, RF, interference, radio, satellite, Internet
Mark McFarland, PE, DFE, is a licensed and Board Certified electrical and telecommunications engineer. He provides expert consulting to plaintiff and defense counsel on civil and criminal cases nationwide.
Mark's practice covers a wide range of cases, typically involving electrical, electronic, software, cellular, GPS, and telecommunications evidence. He has worked with lawyers in several fields including: wrongful death, personal injury, product liability, securities fraud, homicide, sex trafficking, medical malpractice, class action, insurance claims, patent litigation, contract disputes, and more.
Mark has worked dozens of cases and has testified in court and at depositions for civil and criminal cases.
Many of the cases he's worked have settled on his expert report.
Contact Mark at Discovery Engineering when you have litigation involving electrical, electronic, software, cellular, or GPS evidence.
* Licensed & Board Certified *
720-593-1640
Please call or visit my webs...
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Eric C Beppler, PE
Embedded Systems and Software Expert
Ringtail Labs
Broomfield, Colorado
Electrical Engineering, Software Engineering
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Source Code Analysis, Firmware, Forensic Engineering, Product Liability, Trade Secret Misappropriation, Wireless Communications, Internet of Things (IoT), Medical Devices, Electronics, Software Development, Signal Processing, Root Cause Analysis, Digital Health Devices, Life Sciences Instrumentation
Eric C. Beppler, PE is a Colorado-based electrical and software engineer with extensive hands-on experience in embedded systems development and firmware programming. A licensed Professional Engineer in Colorado, Mr. Beppler has led multi-disciplinary engineering teams and co-founded a biomedical device R&D firm, spearheading the creation of wearable health devices and IoT sensor systems for continuous data monitoring. He has served as Director of Software & Electrical Engineering for a life-sciences instrumentation startup (acquired by a Fortune 500 company), where he architected complex electronic control systems and oversaw product compliance under FDA and IEEE/IEC standards. Mr. Beppler’s technical expertise spans circuit design, wireless communications (Bluetooth Low Energy, LTE-M), and software development, enabling him to analyze and troubleshoot devices ranging from consumer electronics to medical devices. He is the co-inventor of a patented continuous methane monitoring devi...
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Lester Weitman
Lester Weitman Consulting, LLC
Coral Springs, Florida
Automotive, Products Liability
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wiring, electrical, fire, defect, design, failure, electronics, battery, motor, module, engineering, connector, instrument, cluster, speedometer, HVAC, charging, alternator, starter, validation
Providing Expert Witness and Failure Analysis services for design, manufacturing or assembly defects and preventable errors. Will uncover root cause(s) of product defects to identify culpable party. My credible and clear Expert Reports and depositions have been key in achieving successful out-of-court settlements for my fire subrogation clients. Expert in Failure Analysis and Forensic Engineering of automotive electrical fires and accidents caused by electrical, wiring or electronics due to defects, design flaws or assembly errors. M.I.T. BSEE (ME minor), UD Mercy (MIT curriculum) MS in Product Development and Systems Engineering, and UD Mercy EngD Doctoral coursework completed. Over forty years of automotive electronic and mechanical product design, development, manufacturing and field failure analysis experiences. A Six-Sigma Black belt trained strategic and systems thinker, achieved millions of dollars in cost and quality improvements by designing and launching various elect...
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William R Bradford, DBA
Electronic Components Commercial Executive
Impact Technology Advisors, LLC
Johns Creek, Georgia
Electronics, Business Operations
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Semiconductors, Sales, Industrial Distribution, International, Components, Marketing, Supply Chain
Experienced senior executive, consultant, entrepreneur, researcher, expert witness, coach/mentor, lecturer & keynote speaker with strong record of international management, merger integration, strategy, sales, marketing, channel management & business development leadership in semiconductor industry. Repeated success at transforming organizations through recruitment of high performing management teams, leading complex cross-functional re-engineering initiatives, negotiating & resolving contracts, and developing/ implementing sales & marketing processes and corporate strategies. Acknowledged for analytical capabilities, sound business judgment, ability to communicate at all levels in an organization, garnering buy-in on strategies & solutions and establishing high-level of credibility with internal & external executive management.
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Biplab Pal, PhD
Telecom/Electronics/IT- Experienced CTO
Pal Consulting
Ellicott City, Maryland
Information Technology, Intellectual Property
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Semiconductor, Optical, Telecommunication, software, information technology, AI, IoT, Generative AI, Patent, Machine Learning, Fiber Optics, Wireless, Embedded System, Middleware, Manufacturing, Sensors, EdgeAI, Chip, Semiconductor Packaging, Electronics
Dr. Biplab Pal, PhD — Expert Witness in Complex Technology Litigation (Middleware/Hardware/AI/IoT, Semiconductor/SoC, Optical Networks, High-Bandwidth Streaming/Robotics):
Dr. Biplab Pal has served as the Chief Technology Officer for three start-ups in the IoT and engineering sectors over the past 15 years. He is the inventor of 25 U.S. patents and has an exceptional ability to understand and solve complex engineering problems across hardware, systems, and software. Dr. Pal is a sought-after expert witness and consultant in high-profile, technically intricate litigation between major technology companies.
Currently, as the founder of Avocate.AI, he has developed an advanced agentic AI platform designed to rapidly evaluate complex litigation cases. This system delivers detailed preliminary assessments of case strategies, potential evidence, and technical issues within 24–48 hours. Dr. Pal offers this initial evaluation service—either free or paid—to help attorneys quickly gauge cas...
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Bruce E Kahn, Ph.D.
Printing Photography Imaging Materials & Technolog
Rochester Institute of Technology
Rochester, New York
Printing, Photography & Imaging
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Printing, Photography, Imaging, Chemistry, Materials Science, Nanotechnology, Microscopy, Electronics, Flexographic Printing, Offset Lithography, Gravure, Inkjet, Screen Printing, Packaging Science, Graphic Media, Hyperspectral, Spectroscopy, Profilometry, Ink, Statistics
Bruce E. Kahn, Ph.D. is an expert witness, researcher, analyst, lecturer, author, and consultant. He has a diverse multidisciplinary background in many areas including functional printing (2D and 3D), additive manufacturing, advanced manufacturing, photography, imaging, inks, materials science, nanotechnology, and chemistry. He has been involved in functional printing and additive manufacturing since 2002, and nanotechnology since 1990. In addition to working with academic, commercial, legal and governmental organizations, he writes books, articles and reports, and conducts training sessions and workshops in the US, Europe, and Asia. In 2014, he received the Flexi award for technology leadership in education from the FlexTech Alliance.
Dr. Kahn has served as an expert witness 5 times, including cases on environmental remediation (Superfund cleanup), patent infringement, trademark infringement, and patent invalidity. He has worked for both plaintiffs and defendants. He has been depo...
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Robert A Durham, PhD, PE
Forensic Engineering and Intellectual Property
THEWAY Labs
Tulsa, Oklahoma
Failure Analysis, Engineering
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Intellectual Property, Engineering Mechanical, Engineering Electrical, Fire, Construction, Electricity, Electronics, Laboratories & Testing, Investigation, Products Liability, Plumbing, Forensic Science, Building Inspection
Dr. Durham has been providing forensic and failure analysis services to clients for over 20 years. He has testified as an expert witness in multiple states, in federal jurisdictions, before FERC and state utility commissions. He is a certified fire and explosion investigator. He has been involved in over 2,500 IP and wfailure analysis projects including: power systems, lightning, electrocutions, oil & gas, tank batteries, industrial, commercial, residential, lighting appliances, utility systems, utility regulation, fire, equipment damage, switchgear, construction equipment, electronics, overhead lines, underground lines and fire protection equipment.
Licensed PE in 11 States; BS EE, ME, PhD
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Timothy R. Primrose, CASA, CFVT
Digital Forensic Analyst & Expert Witness
DJS Associates, Inc.
Abington, Pennsylvania
Forensic Science, Telecommunications
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Mobile Forensics, Cell Phones, Data Download, Extraction, Digital Forensics, Digital Evidence, Electronics, Cloud Data, Social Media Data, Wearable Devices, Device Download, eDiscovery, Call Records, Cell Tower Data Analysis, Cellebrite, Smartphone, GPS Device, Apple Watch, Fitbit, Smartwatch
Tim earned his degree in Digital Forensics, with a minor in Information and Technology Management, from Bloomsburg University in Pennsylvania. As Digital Forensic Analyst, Tim handles securing, imaging, and analyzing mobile devices for the municipal, legal, and insurance industries. His services include the review and analysis of digital evidence casefile materials; securing, extracting, and storing of digital data evidence; creating, finalizing, maintaining, and executing formal documentation including chain of custody, consent, and release forms.
Tim is a Cellebrite trained and certified Operator, Physical Analyst and Advanced Smartphone Analyst. He is also a Certified Forensic Video Technician, having completed the level 1 and level 2 trainings provided by the Law Enforcement and Emergency Services Video Association International, Inc. (LEVA). Tim works closely with the Automotive Engineering and Collision Reconstruction Departments to research, test, and analyze the connect...
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Robert O Peruzzi, PhD, PE, DFE
Patents, Business Disputes, Injuries, Fires, EW
R. Peruzzi Consulting, Inc.
Bethlehem, Pennsylvania
Electronics, Engineering
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Integrated Circuits (ICs), Patent Infringement, Mixed-Signal, Analog, Radio Frequency (RF), Signal-Processing, Analog-to-Digital (A/D), Digital-to-Analog (D/A), Control Systems, Semiconductor, System on Chip, SOC
My sub-specialty within the broad category of electrical engineering is with integrated circuits (or complete systems) used for signal-processing, which
• Detect signals from a sensor (e.g. antenna, microphone etc.
• Amplify, filter, then convert to digital
• Process further in the digital domain
• Convert the result back to the analog domain for further processing, and/or
• Deliver the final output to an actuator (e.g. antenna, speaker, video display, heater control-switch etc.).
Examples of these systems are
• Mobile and cell phones
• Recording and retrieving systems for disk drives or tape
• Radio transmitters/receivers and their building blocks such as low noise amplifiers, filters, automatic gain control and frequency mixers (down-converters, up-converters)
• Audio amplifiers
• Audio recording/reproduction systems
• Heat, ventilation and air conditioning controllers
• Data transmitting/receiving systems such as serializer/de-serializers (SERDES)
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Scott J. Anson, Ph.D., P.E.
Forensic Engineer - Mechanical & Materials
Anson Engineering, LLC
Harleton (Longview), Texas
Mechanical Engineering, Failure Analysis
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Mechanical Engineering, Materials, Failure Analysis, Forensic Engineering, Manufacturing, Design, Warnings - Marketing Defect, Oil & Gas, Metallurgy, Stress, Root Cause, Safety Hierarchy Application, Lab Analysis, Inspection, Firearms, Electronics, Field Investigation, Fracture, Golf Cart, ATVs/UTVs
Dr. Scott Anson has been practicing and teaching engineering for over 30 years. The first 8 years were in industry engineering roles involving process development and tooling design, as well as extensive laboratory failure analysis. During his over 22+ yr. academic career he held multiple industry appointments simultaneous with his academic role, in addition to his independent consulting work.
He provides forensic engineering services involving product design, manufacturing defects, and warnings/instructions (marketing defects) and workplace injuries.
He is a licensed Professional Engineer (P.E.) in TX, GA, LA, OK and has an active NCEES record to facilitate efficient licensing in additional states.
Dr. Anson has complementary skills in four key dualities that uniquely enhance his effectiveness in forensic engineering and expert witness services.
1) He is formally trained and experienced in both Mechanical Engineering and Materials Engineering, which enables him to assess bot...
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