Expert Witnesses & Forensic Consultants Directory
Intellectual Property
Expert witnesses in intellectual property (IP), profiled here, may consult on IP infringement, service and trademarks, proprietary knowledge, IP portfolio management and then enforcement of IP rights. These experts may provide forensic consulting on matters of reverse engineering, damage quantification and assessments, including lost profits, reasonable royalties, price erosion, unjust enrichment and consequential impacts. They may testify regarding trade secrets, confidential information, software copyrights and royalties, authors and inventors, IP holders and related matters.- United States
- All134
- Alabama5
- Alaska6
- Arizona9
- Arkansas5
- California56
- Colorado9
- Connecticut9
- Delaware6
- District of Columbia9
- Florida13
- Georgia6
- Hawaii7
- Idaho6
- Illinois9
- Indiana9
- Iowa7
- Kansas6
- Kentucky8
- Louisiana7
- Maine7
- Maryland8
- Massachusetts12
- Michigan11
- Minnesota11
- Mississippi5
- Missouri7
- Montana6
- Nebraska6
- Nevada6
- New Hampshire7
- New Jersey14
- New Mexico7
- New York12
- North Carolina8
- North Dakota6
- Ohio10
- Oklahoma5
- Oregon9
- Pennsylvania12
- Rhode Island7
- South Carolina6
- South Dakota5
- Tennessee7
- Texas18
- Utah8
- Vermont7
- Virginia8
- Washington12
- West Virginia6
- Wisconsin8
- Wyoming6
- Canada
About 140 results (0.09 seconds)
Todd Welch / Gerry Laporte (Riley, Welch, Laporte)
Todd Welch and Gerry Laporte are world leaders in high profile extremely complex document fraud and - ICSID Cases. They specialize in handwriting exams, ink dating, and independent forensic case review & quality assurance analysis worldwide.
Frankenmuth, MI
Tal Lavian, Ph.D.— Telecommunications - Network Communications - Wireless
Telecommunications and network communications technology expert. Ph.D. UC Berkeley. 120+ patents. 70+ cases, 140+ patents analyzed. Federal courts, PTAB, ITC. TCP/IP, VoIP, wireless, routing, network security, streaming media, cloud. IEEE Senior Member.
Encino, CA
Rhonda Harper - Testifying Consumer Survey and Marketing Expert - 300+ Cases
Ms. Harper is a nationally recogniz marketing and consumer perception expert, retained by hundreds of law firms in matters involving trademark infringement, misleading advertising, licensing disputes, branding conflicts, and complex marketing matters.
Dallas, TX
Istvan Jonyer, Ph.D. - Telecommunications, Networking
Telecommunications, networking, data communications, mobile networking, and networking protocols expert. Experienced testifying expert with 25+ cases.
Los Angeles, CA
Joel Delman | Design Expert Witness | Design Patent Infringement Expert
Formerly a corporate and intellectual property lawyer, I‘ve spent over 30 years guiding innovation through strategic product design. Design Patent Infringement | Validity | Article of Manufacture | Trade Dress | Functionality | Secondary Meaning
Los Angeles, CA
Amanda T. Bulian, MBA, Senior Manager – Applied Marketing Science, Inc.
Testifying survey expert for intellectual property, false advertising, and class action matters. Services include survey design, data collection and analysis, expert report preparation, critiques of opposing expert reports, and expert testimony.
Burlington, MA
Jay Grossman, DDS Dentist, Dental Expert
Dental malpractice, Dental Injury, & Dental lP (Intellectual Property) expert testimony. As of December 2025, I have been deposed over 150 times and have reviewed more than 1,100 cases for both defense and plaintiff clients, including peer reviews, ac
Los Angeles, CA
Charles L. Mauro, CHFP / BPCE — Mauro Usability Science
40+ years of experience in GUI design, human factors engineering, ergonomics, and product design with consumer, commercial and industrial applications. Experienced expert witness in design and utility patents, trade dress, copyright, and other IP issues.
New York City, NY
Neal A Sher MD, FACS
Neal A. Sher MD FACS, is an ophthalmic surgeon providing expert evaluation of potential malpractice cases involving ophthalmology for defense and plaintiff. He has extensive experience in malpractice, toxic exposures, product liability and patent issues.
Chicago, IL
Brian M. Sowers, MBA, Principal - Applied Marketing Science, Inc.
Customer Survey Expert. Manages market research engagements for complex cases, including trademark and trade dress infringement, class action matters, false and deceptive advertising, and patent damages as well as critiques of opposing expert reports.
Burlington, MA
Product (Physical/Digital/Service) IP - Subject Matter Expert, POSITA/DOSA
Subject matter expert in the areas encompassing product design and development across a variety of industries, consumer and commercial. Expert Witness. Person of Ordinary Skill in the Art providing consulting, analysis, reports and testimony.
Chicago, IL
Peter Crosby Expert
Medical devices; patents (infringement, ownership, validity, IPR, ITC); trade secrets; fiduciary duty; corporate governancel M&A transactions; biomedical engineering
Aliso Viejo, CA
Dr. Larry Chiagouris — BrandMarketing Services Ltd.
PhD: SERVICES NATIONWIDE: experienced senior marketing, branding & survey research services expert in damages, marketing, false advertising, intellectual property/secondary meaning/likelihood of confusion. Former Director, American Marketing Associati
Boca Grande, FL
Harry Direen, PhD, PE
Electrical engineer, 40+ yr, specialized in control systems, embedded systems, digital signal processing, software design/development, electronic hardware design/development, product reverse engineering and patent forensics. Experienced expert witness.
Colorado Springs, CO
Antonio R. Sarabia II
30 years federal/state court exp.: licensing: performance, breaches; trademarks/trade dress: secondary meaning, infringement, dilution, investigations. Copyrights: originality and substantial similarity. Apparel: manufacturing, sales, distribution, design
Redondo Beach, CA
Synthetic Organic/Medicinal Chemist, 2 FDA-app Drug Discoveries, Expert Witness
Successful Medicinal Chemist/Expert Consultant/Witness-Reports as required by courts on either the drug or the general drug class. Pharma IP Enablement & IP Infringement (Markman Hear)-Detailed analysis of claims for enablement and infringement.
Princeton, NJ
Thomas Neches, CPA/ABV/CFF, CVA, CFE
Experienced CPA expert witness provides forensic accounting, business valuation and computer database analysis with experience in antitrust, breach of contract, fraud, intellectual property, lender liability, personal injury, and wrongful termination
Los Angeles, CA
John E. Cochran, Jr., PhD, JD, PE
Aerospace Engineer, professor emeritus, attorney. Consultant & expert witness in litigation involving, airplanes, helicopters, missiles, spacecraft, automobiles, Segways, and other products. Experience in patent infringement.
Auburn, AL
Medical Devices, Consumer & Industrial Products - Usability, Design, IP, Testing
Technical Background in Product Liability, IP Protection, and Technical Case Management. Primary areas: Medical Devices, Usability/Human Factors, and Consumer and Industrial Products.
Seattle, WA
Paul D Hatch, Patent Infringement Expert
I am an industrial designer with 30 years of experience designing and engineering consumer products, power tools, appliances, consumer electronics, industrial & commercial equipment, medical technology, packaging, virtual reality, and brand strategy.
Chicago, IL
Ioannis Kanellakopoulos, PhD
Dr. Kanellakopoulos is an IEEE Fellow, former UCLA Professor, and an industry leader. He provides technology consulting and expert witness services in patent infringement and product liability/personal injury in the automotive and telecommunication areas.
Redwood City, CA
Berg Software Design
Consumer Electronics (patents, trade secrets, IP): flash memory, cell phones, disk, tape, CD, DVD, USB, SCSI. Source code and forensic analysis. Computer software, hardware. Real-time embedded systems. File systems. Device drivers. E-books: Kindle, Nook.
Saratoga, CA
Brad S. Kanter, CPA/CGMA/CFF, CFE, CFI, CVA/MAFF, EA, FCPA, MAC - FAZ Forensics
Broad based financial forensic services that recognize investigating and examining people and money are both an art and a science in any forensic accounting investigation. The application of behavioral credibility analysis delivers on this methodology.
Oldsmar, FL
John A. Williams, PhD, PE, ASA, MBA, CFEI, AIChE Fellow
Engineering analysis, forensic investigations, and IP valuation with 40+ years of experience. Dr. Williams provides expert testimony for energy, chemical, and manufacturing disputes, bridging complex technical and financial issues effectively.
South Bend, IN
Biomedical Engineering Consultants, LLC
Perform analysis of medical and surgical equipment. Incident investigation, failure investigation, maintenance, labeling, and regulatory compliance. Tech management process improvement. Intellectual property infringement, examination, and review.
Houston, TX
Bruce Isaacson, DBA, MBA — MMR Strategy Group
Marketing and branding expert providing survey research, expert testimony and rebuttals for intellectual property litigation. Our studies measure issues such as confusion, infringement, secondary meaning, false advertising and damage assessment.
Encino, CA
Areas of Expertise:
IP Infringement
Tel: (818) 464-2414
Limited public information. For more, contact us.
WSR Consulting Group, LLC
Provides expert witness testimony and opinions regarding computer systems and software failures, software project failures, IT intellectual property misappropriation and infringement matters. Experienced in state and federal courts.
Encino, CA
Areas of Expertise:
Software
Tel: (818) 986-8842
Limited public information. For more, contact us.
Vanita Spaulding, CFA, ASA — SingerLewak
Business Valuation Specialist, 35+ yr, as well as a chartered financial analyst and accredited senior appraiser, experienced in intellectual property analyses, allocation of purchase price and impairment testing, common stock valuation, etc.
Woodland Hills, CA
Stefano Vranca, CFE
Senior Managing Director with 20+ years experience in fraud and forensic investigations, forensic accounting, corporate malpractice, intellectual property, breach of contracts, commercial damages, lost profit analysis, etc.
Los Angeles, CA
Areas of Expertise:
Forensic Accounting
Tel: (213) 670-3283
Limited public information. For more, contact us.
Dr. Jules H. Kamin — ValuEconomics, Inc.
Provides expert opinions on economic damages, valuation of businesses and other economic and financial issues, including intellectual property, securities, antitrust, personal injury, wrongful termination or wrongful death.
Los Angeles, CA
Areas of Expertise:
Economic Damages
Tel: (323) 653-9555
Limited public information. For more, contact us.
Professor Ellis Horowitz, PhD — University of Southern California
Professor of Computer Science provides expert witness services in software development, internet and world wide web applications, with specific expertise in search engine algorithms, and experience in patent and copyright infringement matters
Pacific Palisades, CA
Areas of Expertise:
Intellectual Property
Tel: 3109410620
Limited public information. For more, contact us.
Mark C. Higgins, ASA, President — Higgins, Marcus & Lovett, Inc.
Certified Appraiser provides litigation support and expert testimony in matters involving business valuation, economic damages, intellectual property, loss of business goodwill and lost profits.
Los Angeles, CA
Areas of Expertise:
Business Valuation
Tel: (213) 617-7775
Limited public information. For more, contact us.
Jeffrey H. Kinrich, MBA, CPA, ABV, Managing Principal — Analysis Group
Financial and economic analyst, 30+ years, provides economic damage, business valuation, and accounting expert witness services, specializing in damage quantification and valuation in commercial litigation and intellectual property.
Los Angeles, CA
Areas of Expertise:
Accounting & Auditing
Tel: (213) 896-4544
Limited public information. For more, contact us.
Robert A. Sherwin, JD, CPA — Analysis Group/Economics
Applied microeconomics and finance specialist provides expert witness testimony in antitrust, tax, regulatory, intellectual property infringement, securities fraud, valuations, capital adequacy, commercial damage matters and related matters
Los Angeles, CA
Areas of Expertise:
Antitrust
Tel: (213) 896-4525
Limited public information. For more, contact us.
Alan G. Goedde, PhD
Financial and economic analyses expert, incl. intellectual property issues, patent, trademark, copyright, trade secret and unfair competition matters, as well as business valuations, antitrust, price fixing, lost profits. B.S. engineering; Ph.D. economics
Los Angeles, CA
Areas of Expertise:
Forensic Economics
Tel: (213) 576-1815
Limited public information. For more, contact us.
Gabriele Goldaper & Associates
Fashion/Garment Industry expert, 45+ years as a manufacturer, professor, consultant and key executive for major clothing companies. Designated in 165+ apparel legal disputes, in intellectual property/trademark, copyright, branding and consumer confusion.
Marina Del Rey, CA
Eric Robi — Elluma Discovery
Provides electronic discovery, computer forensic and digital evidence services in criminal and civil matters, including employment, intellectual property, securities and FINRA, and document authentication services in litigation.
Los Angeles, CA
Areas of Expertise:
Computer & Digital Forensics; Digital Forensics
Tel: (310) 616-0200
Limited public information. For more, contact us.
David W. Stewart — President’s Professor of Marketing and Law, Loyola Marymount
Professor of Marketing, former Dean, with broad private sector experience, acts as an expert witness in matters of: intellectual property; deceptive advert; branding marketing strategy; market analysis; consumer behavior; marketing communications; surveys
Los Angeles, CA
Dr. Joseph S. D’Antoni — Corporate Sciences, Inc.
Economic consulting firm provides expert witness with experience in: antitrust, bankruptcy, intellectual property, environmental, labor & employment, financial institutions, real estate, general commercial disputes and securities.
Pasadena, CA
Ed Campbell, CPP — GE Campbell & Associates
Blow molding, packaging and packaging machinery expert witness and technical consultant, experienced in issues of personal injury and death, intellectual property and patent infringement in related technologies. Experienced in accident reconstruction.
Ventura, CA
Areas of Expertise:
Patents
Tel: (805) 276-0329
Limited public information. For more, contact us.
Barbara Weintraub, D.V.M., J.D.
Veterinary Expert Witness and Attorney, ~40 years veterinary experience, with expertise in Intellectual Property, Unfair Competition, Antitrust, and Criminal Law. Experienced clinician in veterinary hospitals.
Mission Viejo, CA
Areas of Expertise:
Animals
Tel: (949) 830-7387
Limited public information. For more, contact us.
Manfred E. Wolff, PhD, FAAPS — Intellepharm, Inc.
Registered patent agent, registered pharmacist, former UCSF Professor, and former VP of Research, Allergan provides pharmacology, toxicology, drug discovery, and intellectual property expert witness services, including patent and copyright preparation
Laguna Beach, CA
Jeffrey T. Gotro, PhD — InnoCentrix, LLC
Polymer/plastics expert, 40 yr experience in polymers used in various applications including thermosets and thermoplastics, expert witness in polymer-related product liability cases and intellectual property (patent) litigation. Regions: All United States
Rancho Santa Margarita, CA
Kitch Wilson, Ph.D. technology consultant and expert witness
A technical consultant in system science, applied mathematics, electronics and computer systems to clients of the solar, wind, aerospace, automotive, commercial and medical fields. This includes patents (15+) and intellectual property issues.
Santa Barbara, CA
Electrical Engineering
Analog, Mixed-Signal, RFIC PLL and VCO Opto-electronic communications SiGe Bicmos and CMOS Intellectual property Patent and prior art search Expert Witness [Non-public Profile Id 56671]
Carlsbad, CA
Areas of Expertise:
Electrical Engineering
Limited public information. For more, contact us.
Robert R. Trout, PhD, CFA — Lit.Econ LLP
Financial economist, 40+ yr, provides economic, financial and statistical services in litigation, including cases in: intellectual property, employment discrimination, antitrust economics, business interruption, and personal injury damages.
Cardiff, CA
GHB Intellect: Technology & Science Experts
Under the leadership of Dr. Ghobad Heidari and with a cadre of hundreds deep-domain experts in technology and sciences, GHB Intellect is a comprehensive intellectual property service provider (claim charts, expert reports, testimony, etc.).
San Diego, CA
Weston Anson — Consor
Intellectual property consultant provides legal IP valuations of patents, trademarks, copyrights, trade secrets, celebrity rights, and technology, as well as litigation support and expert witness testimony, licensing and leveraging support, etc.
La Jolla, CA
Areas of Expertise:
Intellectual Property
Tel: (858) 454-9091
Limited public information. For more, contact us.
Jeff Anderson, MBA, CLP — CONSOR®
Intellectual property expert witness: trademark, patent, database, right of publicity (ROP), copyright, and website valuation. Valuation for litigation, license structuring and negotiation, estate valuation, valuation in expropriation, foreign markets.
La Jolla, CA