Patent Expert Witnesses

Patent expert witnesses and consultants listed here may be able to form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts on patent. The patent expert witness listings on this page are typically from fields/areas of expertise such as: Allergy & Immunology, Automotive, Aviation & Aerospace, Biomedical Engineering, Business Damages, Cybersecurity, Economics, Electronics, Failure Analysis, Information Technology, Intellectual Property, Internet, Laser Surgery, Medical Devices, and Motorcycle.

Sidney P Blum, CPA, CFE, CFF, CPEA FLARE

Los Angeles and San Francisco , California
Business Damages, Intellectual Property - Damage, Economic Damage, Accounting, Intellectual Property, DMCA, Patent, Copyright, Trademark, Royalty Audit, Fraud, False Advertising, Valuation, Breach of Contract, Wrongful Termination, Employment Law, Brands, Complex Business Litigation, Personal Injury, Lost Profits, Unjust Enrichment, Music
ECONOMIC DAMAGES, IP, ROYALTY AUDIT, BREACH OF CONTRACT EXPERT. "the Expert's Expert". Leading testifying forensic expert on financial damages in litigations for intellectual property, general damages, breach of contract, misappropriation of trade secrets, unfair competition, licensing disputes, reasonable royalty rates, lost profits, fraud, & royalty auditor competence. His 30+ years experiences includes corporate and as an in-charge KPMG Partner. He was the Chief Audit Officer of Beats (now Apple). Author of two books on contract financial language and auditing (Oxford University Press & LexisNexis). His well-written grounded reports are cited as best examples by judges. Economic Damages Mr. Blum has been a damages expert on more than 100 federal and state cases. Cases include complex litigation, intellectual property (patents, copyrights, trademarks, false advertising, royalty auditor competence, fraud, DMCA), wrongful termination, construction defect, internet, marketing, unfa...

Andrew F. Calman, MD, PhD Premier Eyecare

San Francisco, California
Ophthalmology, Optometry - Cataract,Glaucoma,Diabetic Retinopathy,eye,vision,eye injury,eye injuries,retina,eye surgery,vision loss,patent,antitrust
Past President of the California Academy of Eye Physicians and Surgeons, and Associate Clinical Professor at UC-San Francisco, Dr. Andrew Calman brings comprehensive expertise in eye diseases, injuries and surgery, as well as outstanding availability and responsiveness. Attorneys have repeatedly praised Dr. Calman's deposition and courtroom skills. Most cases have settled favorably after his expert report or deposition. Dr. Calman is also knowledgeable about pharmacological patent and antitrust issues including Hatch-Waxman, Paragraph IV filings, inter parte review and BPCIA. Dr. Calman has served as an Ophthalmology Expert for the Medical Board of California, Associate Examiner for the American Board of Ophthalmology,and has developed national eye care policy with the Medicare Carrier Advisory Committee and the American Academy of Ophthalmology. He has an active private practice in San Francisco's Mission District, treating a wide variety of medical and surgical eye problems. D...

David G. Campbell, PhD Wicomico Analytics Group LLC

California
Economics, Statistics - Damages, Antitrust, Statistical Sampling, Class Certification, Healthcare, Health Insurance, Medicare Fraud, Intellectual Property, Patent, Insurance Coverage, Securities Fraud, Environmental Disputes
David is a versatile economist who has worked in private consulting for 20+ years. He has been an Economics professor at several Southern California colleges, where he taught economic theory, econometrics, statistics, and finance. For several years he led an Antitrust Seminar in the joint Law School/Business School program at Pepperdine. David's research is well-cited; his article on Productivity Dynamics has over 1400 citations on Google Scholar. David has been retained as an economic and statistical expert in litigation matters in both U.S. District courts and state courts. He has opined in antitrust, medicare fraud, and intellectual property matters. In addition to his expert witness testimony, David has consulted for a wide variety of corporate and government clients. Last year, he served as chief statistician for the first-ever audit of the US Navy.

Peter Crosby Biomedical Business Resources, LLC

Aliso Viejo, California
Biomedical Engineering, Intellectual Property - Medical devices, commercially reasonable efforts, patent, intellectual property, product liability, corporate governance, licensing, strategy, inter partes review, theft of intellectual property, trade secret misappropriation, product liability
Peter Crosby has over 40 years experience in the medical device industry, and has been the CEO of six medical device companies, public and private, in 4 countries. He has served as a member of the Board of 12 companies, and is currently serving as a member of the Board of three companies. He is an inventor of over 50 issued US patents and applications and foreign equivalents. His clinical domain and specialty experience includes otolaryngology, diagnostic imaging, cardiology, cardiac surgery, anesthesia, pain management, radiology and diagnostic imaging, in vitro diagnostic devices, orthopedic surgery devices, and oncology. His product experience includes cochlear implants, diagnostic ultrasound, mammography, implantable cardiac pacemakers and implantable defibrillators, in vitro diagnostics, LVAD (left ventricular assist device or artificial heart), implantable neurostimulator, patient monitoring and software. His business function experience includes research and development, ...

Christopher M Daft, PhD River Sonic Solutions, LLC

San Francisco, California
Intellectual Property, Medical Devices - Imaging, Patent, Ultrasound, Electronics, Transducer, ASIC, MEMS, FDA, Signal Processing, Neuro modulation, Regulatory, Integrated Circuit, Semiconductors, Biometric security, Ablation, Tomography, Parallel Computing, Surgical Guidance, 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. Dr Daft has deposition and trial testimony experience including district court, ITC and PTAB matters. Extensive Intellectual Property experience including patent development, analysis, licensing, and litigation. Serial inventor who holds 26 U.S. Patents. 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. 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 Oxford University as well as Doctorate from Oxford in Materials...

Eric Forister, PhD Econ One Research, Inc.

Los Angeles, California
Economics, Business Damages - Damages, Lost Profit, Reasonable Royalty, False Advertising, Consumer Fraud, Class Certification, Class Action, Market Power, Market Definition, Patent, Survey, Valuation.
Dr. Eric Forister is an expert economist with testifying experience on market definition, market power, and damages. His expertise includes applying advanced statistical techniques to datasets, synthesizing information from documents, and designing and evaluating surveys. He focuses on relevant questions to tackle complex issues with an efficient and effective style of communication. Dr. Forister also has extensive experience consulting on issues including royalty rates, irreparable harm, sampling, survey design, common impact, and materiality. He is a Senior Economist at Econ One and can be reached for more information upon request. Learn more at www.econone.com/staff-member/eric-forister.

Jamie Klopp Klopp US LLC

Encinitas, California
Automotive, Aviation & Aerospace - Automotive Design, Car Design, Aircraft Design, Product Design, Human Factors, Ergonomics, Styling, Interface, Intellectual Property, Patent, Manufacturing, Engineering, FAA, FMVSS, Interior, Exterior, Seats, Utility Patent, Design Patent, Design Process, Product Development
Jamie Klopp owns and operates Klopp US LLC, an Automotive, Aircraft, and Product Design Expert Witness service. In addition to expert work, Mr. Klopp is an active design professional working in automotive and aerospace product development. Mr. Klopp holds broad design expertise with specific focus on Passenger Vehicles and General Aviation Aircraft.

Tal Lavian, Ph.D. TelecommNet

Encino, California
Telecommunications, Internet - Network Communications, telecommunications, TCP/IP Internet Protocols, Web, Network security, Firewalls, Media Streaming, Voice Over IP (VoIP), Instant Messaging, Chat, SMS, 802.11, Mobile Wireless, Patent, Routing/Switching, Data Communications, computer communications, Computer networks, broadbad
Dr. Lavian is an expert in telecommunications, network communications, and internet technologies, with over 35 years of experience in the industry. He holds a Ph.D. in computer science from the University of California, Berkeley, where he specialized in networking and communications. Throughout his career, Dr. Lavian has co-authored numerous scientific publications, journal articles, and peer-reviewed papers, solidifying his reputation as a leading researcher in the field. In addition to his expertise, Dr. Lavian has also held academic positions at UC Berkeley, including serving as an industry fellow and lecturer in the Industrial Engineering and Operation Research (IEOR) Department and the Sutardja Center for Entrepreneurship and Technology (SCET). At UC Berkeley, Dr. Lavian has been involved with the university's start-up accelerator, SkyDeck, serving as the principal investigator for the RF signal start-up company, CRadar.Ai, and as the CTO for smartphone wireless telecommunica...

T. Kim Parnell, PhD, PE Parnell Engineering & Consulting (PEC)

Sunnyvale, California
Medical Devices, Intellectual Property - Mechanical Engineering, Forensic, Medical Device, Nitinol, Biomedical, Patent,IP, Consumer Products, Failure Analysis,Fracture,Fatigue, Truck Rollover, Crashworthiness, Finite Element, FEA, Reliability, Cell Phone,IVC, Composite Material,Piping,Equipment,Machinery,Food Processing,Personal Injury
T. Kim Parnell, PhD, PE is Principal & Founder of Parnell Engineering & Consulting (PEC). Dr. Parnell holds PhD and MSME degrees in Mechanical Engineering from Stanford University, a BES from Georgia Tech, and is a registered Professional Mechanical Engineer (PE) in the State of California. He is an ASME Fellow, an IEEE Senior Member, and a Member of ASM and SAE. Dr. Parnell is Past-Chair of the IEEE Santa Clara Valley Section (IEEE-SCV) (over 13,000 members) and Past-Chair/Board Member of the IEEE Consultants' Network of Silicon Valley (IEEE-CNSV). Dr.Parnell is an experienced Expert Witness, has provided testimony in both trial and deposition, and has authored numerous expert reports, ITC and IPR declarations. He has worked extensively as an expert in medical devices, patents, product failure, product liability, and personal injury. Dr. Parnell has been retained in medical device litigation cases that are in the news.  Products include stent, stent-grafts, AAA devices, IVC F...

Bert Schiettecatte, MSc/CS, MA/MST Noisetron LLC

Los Angeles, California
Software Engineering, Electronics - audio, video, Digital Signal Processing (Dsp), source code review, patent, copyright, wireless, sensors, user interface, linux, operating systems, open source, electronics, hardware, embedded systems, firmware, computer graphics, computer vision, smart devices, network protocols, USB, C/C++, IoT
* Experience as a consulting and testifying expert. References available. * Experience with software- and hardware related litigation, including IP litigation matters, breach of contract, breach of implied warranty, and trade secret misappropriation matters. Experience with forensic / data recovery work. * Over 20 years of computer science, software and hardware engineering experience, including hands-on experience developing software in languages such as Perl, C, C++, java, javascript, php, ... * Experience with server, desktop, embedded and mobile software and embedded systems and firmware. * Experience developing proprietary trading software and strategies for the crypto and futures markets. Experience as an algorithmic trader. * Experience with operating systems such as Windows, Mac OSX and Linux. * Designed, developed and engineered the hardware and software of multiple successful consumer electronics audio and wireless products, sold worldwide. * Academic research...

Jessie Stricchiola Alchemist Media Inc.

San Francisco, California
Internet, Technology - Web Analytics, Search Engines, SEO, Search Engine Optimization, ChatGPT, AI, Algorithms, Mobile Apps, YouTube, Google Ads, Internet, Website Development, Google Analytics, Social Media, Facebook, Twitter, Instagram, Snapchat, Patent, IP, Prior Art, Copyright, Trademark, Content Moderation,
Ms. Stricchiola has been retained as a testifying or consulting expert in over 100 litigation matters in U.S. and Canadian courts, has testified at 18 depositions, testified at 7 trial and arbitration proceedings, and written over 70 expert reports and declarations on various internet-related topics pertaining to web analytics, traffic validity, online advertising, search engine optimization, social media content, digital discoverability, and related topic areas. Cases in which she has provided expert testimony have included class action, trademark, copyright, and trade secret matters, and her patent litigation testimony has included claims construction and validity, infringement, and indefiniteness analyses. With twenty-five years of experience in web analytics, digital marketing, search engine optimization, and related internet technologies, she is a published O’Reilly author and co-author of The Art of SEO (© 2009, 2012, 2015, Q3 2023), a comprehensive reference guide to organ...

Jonathan E Hochman Hochman Consultants

Cheshire, Connecticut
Internet, Cybersecurity - E-commerce, Ecommerce, SEO, Search Engine Optimization, PPC, Pay Per Click, Web Development, Online Advertising, Internet Marketing, Google Analytics, Google AdWords, Digital Forensics, Internet Security, Mobile Marketing, Mobile Advertising, Patent, Trademark, Reputation Management, Defamation,
Jonathan Hochman serves as consulting and testifying expert for cases related to Internet marketing, e-commerce, website development, digital forensics, search engine optimization (SEO), pay-per-click (PPC) advertising, mobile advertising, and digital advertising. Since 2007 he has provided expert witness services to plaintiffs and defendants alike for disputes involving trademarks, patents, trade secrets, copyrights, contracts, defamation and online reputation, unfair competition, conspiracy and fraud. Hochman has testified at eight trials and twenty-three depositions. He has served as a consulting expert in more than fifty cases. His clients are located in the United States, the United Kingdom, Canada, Israel and Romania. A Yale University graduate with two degrees in computer science, Hochman has worked as a sales, marketing and technology consultant for 30 years. After managing several prior businesses, he founded Hochman Consultants in 2004. Then in 2008 Hochman became cha...

Steven B Levine, MD

Milford, Connecticut
Otolaryngology, Allergy & Immunology - Audiology, Ear, Ear Nose & Throat, ENT, Delayed Diagnosis Causation, Hearing, Hearing Loss, Vertigo, Dizziness, Otology, Sleep Apnea, Snoring, Tinnitus, patent, medical devices, intellectual property, voice, loss of smell, anosmia, hyposmia, ear plug litigation, TMJ, Facial Paralysis, Otitis, CPAP
Award-winning board-certified Otolaryngologist-Head & Neck Surgeon (Ear, Nose & Throat). Former Yale, Cornell and Penn faculty. Medical degree from University of Rochester and residency at University of Pennsylvania. National and international invited speaker with publications related to hearing, sinus, allergy and throat disorders. Patent holder in hearing diagnostic device. Castle Connolly Top Doctor for 19 consecutive years. Leadership positions at state and national medical societies. Experienced expert witness (both deposition and trial).

David G. Campbell, PhD Wicomico Analytics Group LLC

Washington, District Of Columbia
Economics, Statistics - Damages, Antitrust, Statistical Sampling, Class Certification, Healthcare, Health Insurance, Medicare Fraud, Intellectual Property, Patent, Insurance Coverage, Securities Fraud, Environmental Disputes
David is a versatile economist who has worked in private consulting for 20+ years. He has been an Economics professor at several Southern California colleges, where he taught economic theory, econometrics, statistics, and finance. For several years he led an Antitrust Seminar in the joint Law School/Business School program at Pepperdine. David's research is well-cited; his article on Productivity Dynamics has over 1400 citations on Google Scholar. David has been retained as an economic and statistical expert in litigation matters in both U.S. District courts and state courts. He has opined in antitrust, medicare fraud, and intellectual property matters. In addition to his expert witness testimony, David has consulted for a wide variety of corporate and government clients. Last year, he served as chief statistician for the first-ever audit of the US Navy.

Deepa Sundararaman, CPA, CVA, MBA Berkeley Research Group

Washington, District Of Columbia
Business Damages, Intellectual Property - Accounting, Valuation, Economics, Financial, Dispute Resolution, Damages, Breach, Patent, Trademark, Trade Secret, lost profits, reasonable royalties, unjust enrichment, Section 337 matters, ITC, International Trade Commission
Deepa Sundararaman is a director in BRG’s Washington D.C. office. She has analyzed issues related to intellectual property disputes for 20 years. Ms. Sundararaman performs complex financial and accounting analyses for clients across numerous industries in evaluating economic and damages issues in litigation settings. Ms. Sundararaman has testified at deposition and at trial. In federal and state courts, and in arbitrations, Ms. Sundararaman has quantified damages in disputes dealing with patent infringement, trademark infringement, unfair competition, breach of contract, and fraudulent inducement. At the ITC, Ms. Sundararaman has analyzed economic and financial issues related to public interest, economic prong of domestic industry, commercial success, remedy, cease and desist and calculation of appropriate bond rates. Over the years, Ms. Sundararaman has led engagements dealing with business valuations, royalty investigations, bankruptcy investigations, regulatory compliance...

Ali Djalilian, MD University of Illinois at Chicago

Chicago, Illinois
Ophthalmology, Optometry - Cataract, surgery, Pterygium, keratoconus, Cornea Ophthalmology, Optometry, Retina, eye burn, dry eye, chemical, product liability, patent, ocular injury, non lethal projectile injury, paint or pepper ball, MDL
Renowned expert in ophthalmology and corneal surgery. University of Illinois at Chicago professor with expertise in severe corneal injuries (e.g., chemical, burns, flash grenade, ammonia, chlorine, pepper spray, bear spray, paint balls, etc). He is an expert in corneal wound healing disorders, corneal surgery and transplantation. He is an internationally recognized leader and instructor in the management of complex corneal diseases with more than 150 papers and book chapters published. He is also editor-in-chief of the most respected journal related in ocular surface disease. He has interacted with the FDA on clinical studies and has run international clinical trials for treatment of ophthalmologic diseases. He understands the complexity of intellectual property, device, and medication litigation as well as MDL and class action cases. He has been involved in personal injury, medical malpractice, etc. cases on both plaintiff and defense sides. He performs independent medical exam...

Neal A. Sher, MD, FAAO, FACS Medicolegal-Ophthalmology, LLC, Adjunct Faculty University of Minnesota and Northwestern Feinberg School of Medicine

Chicago, Illinois
Ophthalmology, Laser Surgery - LASIK, PRK, cataract, glaucoma, refractive surgery, cornea, eye injury, chemical eye injury, laser vision correction, patent, ocular injury, non -lethal projectile injury, pain or pepper ball, MDL
A well -known ophthalmic surgeon with over 40 years of experience. Dr. Sher has an active corneal, refractive surgery and ophthalmology practice and specializes in laser vision correction (PRK and related procedures, complications of LASIK). Dr. Sher has been involved in the laser refractive surgery field since its earliest days and was one of the first surgeons in the world to perform excimer therapeutic and laser vision correction. He has performed thousands of cataract surgeries and treated numerous patients with glaucoma. He has authored two textbooks, several monographs and dozens of peer reviewed articles on refractive surgery. He is an Adjunct Professor of Ophthalmology at the University of Minnesota Medical School and currently, Adjunct Lecturer, Department of Ophthalmology at the Feinberg School of Medicine, Northwestern University, Chicago, IL. Dr Sher has reviewed over 300 potential malpractice cases for both defense and plaintiff and malpractice insurers. These ...

Michael S. Gossman, DABR, FAAPM, FACR Regulation Directive Medical Physics

New Albany, Indiana
Radiation Oncology, Radiology - Medical Physicist, Radiation Safety, Accelerator, Brachytherapy, Dosimetry, Radiation Therapy, X-ray, Radiation Therapist, Radiation Oncologist, Radiologic Technologist, Cancer, Oncology, Radioactive, Dosimetry, Patent, Copyright, Physicist, Dosimetrist, Technologist, Implantable, Patent
American Board of Radiology - Board Certified: Radiation Oncology Medical Physicist Nuclear Regulatory Commission - Radiation Safety Officer - Authorized Medical Physicist State Licensure / Registration - Texas: Licensed Medical Physicist - Kentucky: Authorized Medical Physicist & Radiation Safety Officer - Indiana: Authorized Medical Physicist - Tennessee: Authorized Medical Physicist - West Virginia: Authorized Medical Physicist - Missouri: Authorized Medical Physicist ______________________________________________ Responsible for all scientific and technical aspects of radiation therapy, including imaging, dosimetry, calculations, and radiation safety. Supervise medical physicists, dosimetrists, radiation therapists, radiologic technologists, x-ray technologists.

Gary Gustafson G-Force Consulting Inc

Clear Lake, Minnesota
Motorcycle, Failure Analysis - Accident Reconstruction, All Terrain Vehicle, UTV, Side by Side, Electrical Engineer, Throttle Design, Dealership, Snowmobile, Power Steering, Consultant, Fire, Electronics, Accessory, Rollover, Polaris, Ranger, Speed Sensor, Root Cause Analysis, Trade Practices, Patent, Arctic Cat, Trademark, ATV
30+ years with an exceptionally broad and deep range of experience with ATVs, UTVs, Side-by-Sides, snowmobiles and motorcycles including: Off-road vehicle product failure and root cause analysis, accident reconstruction, product design, dealership vs OEM vs consumer liability, competitive analysis, intellectual property development, vehicle diagnostics. 11 years of employment at Polaris working on the Ranger UTV and Sportsman ATV platforms. One of the original inventors of the Ride Command and Active Descent Control systems as well as making contributions to electronics at Yamaha, BRP and Arctic Cat. Consulting and Expert Witness defense clients have included Mahindra, Robert Bosch Corp, Textron, Arctic Cat, General Dynamics, Johnson Controls and Yamaha. Plaintiff experience in many rollover and fire cases. Active consulting practice in off-road vehicle regulatory compliance, off-road vehicle safety and design standards, primary market research, product planning, product developme...

Bruce Weiner Weiner.net, LLC

New York, New York
Information Technology, Software Engineering - Patent, IPR, CBM, Online Travel Agency Tech, E-commerce, Internet, IT Vendor Selection, Airline Technology, Loyalty Program Software, Credit Card Software, Core Banking Technology, Software Development, Complex Commercial Software Disputes, Affiliate Programs, Source Code Review, Fintech
Patented Information Technology and Software Development executive manager with over 30 years of in- depth experience managing software, technology, IT infrastructure, program management and contracting/outsourcing agreements Litigation Consulting Services: Mr. Weiner has experience as a consulting and/or testifying expert witness in software development, patent infringement, and commercial litigation matters for both plaintiffs and defendants. He is adept at translating complex software, patent, and technology issues for the lay person audience. He consulted on industry transforming anti-trust cases in the travel industry. Bruce Weiner is an Information and Internet Technology executive with in-depth experience managing product and software development for contracting companies and Fortune 100 companies. Since 2012, he has been a Technology leader at the Federal Reserve Bank of New York. Mr. Weiner is a Princeton trained computer scientist and electrical engineer, and a paten...