Intellectual Property Expert Witnesses: 56

Gary D. Fletcher, PhD,  is the Founder and Principal Consultant at RnDDx Solutions LLC, a consulting firm founded in 2015, focused on Industrial Mechanical Engineering and Biomedical Engineering and Research and Product Development.  In his 30 years of experience, he has been co-inventor on 23 patents for devices and methods in blood collection and processing.

Litigation Support - Dr. Fletcher has subject matter expertise in Medical Device Mechanical Engineering and subject matter expertise in Medical Devices for blood and specimen collection and sample processing for in vitro diagnostics, point of care diagnostics, and therapeutics, including glucose monitoring. He serves as an expert witness in patent infringement cases involving medical device and diagnostic biomedical engineering, blood collection, separation, fluidic preparation, glucose monitoring, and cell therapy preparation devices.

Dr. Fletcher offers patent litigation services to law firms and lawyers supporting medical device and diagnostic industry clients, who need physical science and mechanical and biomedical engineering expertise for District Court, PTAB, and ITC patent cases. As an industry consultant, his ideal clients are R&D, product development, and innovation leaders in startup, emerging, and established medical device and diagnostic companies, who face product development and competitive challenges.

Areas of Expertise:

Dr. Fletcher is an entrepreneurial executive with expanding R&D roles in business, technology, and new product development leadership and execution, building and guiding teams in both Fortune 500 and startup companies. With a PhD in physics from Yale, he has a proven record of leadership in creating innovative new businesses and products in healthcare, medical devices, diagnostics, life, materials, and optical sciences.

Joel Beal is an expert in Truck Technology with a focus on electronic logging devices (ELDs), telematics, regulatory compliance, and accident analysis. He is a nationally recognized expert with over 35 years of experience.

Mr. Beal's clients have included Alphabet, Inc., Amazon.com, Inc., Chevron Corporation, ExxonMobil Corporation, FedEx Corporation, Matheson, Inc., Meta Platforms, Inc., Microsoft Corporation, Petco, Inc., Sysco Corporation, and many others.

Litigation Support: Mr. Beal provides expert testimony for legal proceedings, grievance hearings, depositions, and trials. He also assists in patent and intellectual property cases. Mr. Beal provides services to attorneys representing trucking companies, private fleets, and commercial drivers, as well as for-hire trucking companies, private fleets, and transportation trade associations.

Mr. Beal delivers clear, data-driven insights to support causation and liability arguments. He has provided expert testimony in both state and federal courts.

Areas of Expertise:

Background Experience: Mr. Beal experience includes leadership in system design, regulatory advisory roles, and extensive involvement with commercial fleet operations. His education includes US, Canadian, State, and Provincial Commercial Motor Vehicles, legislation, regulations, and requirements.

From 2016-2020, Mr. Beal worked with North American Dispatch Systems, LLC, dba LoadTrek Software. LoadTrek, which provided TMS and telematics to specialized fleets in the postal and parcel sectors. In his role as General Manager and VP/Sales he was responsible for sales, training, and support of the LoadTrek TMS, which included dispatch software and ELD.

From 1994-2007, Mr. Beal served as Senior VP for Tripmaster Corporation, which invented Onboard Computers for trucks in 1978. Tripmaster provided systems for most of the US Fortune 500 companies who had private fleets.

View Rockwell Technology's Consulting Profile.

Shawn A. Hayden MD, PhD, MBA, President and CEO of ONTO Orthopedics, has over 25 years of experience as an Orthopedic Spine, Trauma and Sports Medicine Surgeon in the Dallas Fort Worth area. Dr. Hayden’s focus has always been in providing high-tech, high-quality care to his patients. For this reason, he is constantly training on some of the latest diagnostic and operative technologies. 

Litigation Support - Dr. Hayden assists medical doctors, scientists, lawyers and law firms with civil matters, malpractice cases, business guidance, and idea generation. His services include medical record review, thorough reporting of causation, depositions, and trial testimony as needed.

Areas of Expertise:

Dr. Hayden graduated from Harvard College. He received his medical degree from the University of Massachusetts Medical School and his orthopedic training at the Harvard Combined Orthopedics Residency Program. Dr. Hayden is also fellowship trained in orthopedic trauma and spine surgery at The Massachusetts General Hospital and The Beth Israel Deaconess Medical Center. Diplomate of the American Board of Orthopedic Surgery and a Fellow in the American Academy of Orthopedic Surgeons. Dr. Hayden is board certified in Orthopedic Surgery. 

CPA, CFE, CPEA, CFF with 35 years of experience as a financial damages, accounting, royalties, licensing, valuation expert.  Calculations in general damages, intellectual property (copyright infringement, trademark infringement, patent infringement, DMCA, trade secrets), breach of contract, reasonable royalties, wrongful termination, personal injury, consumer product liability & royalty audits.  2017 California CPA of the Year & 2012 Certified Fraud Examiner of the Year. 

Expert in unjust enrichment & lost profits. Sample Industries: pharmaceuticals, medical devices, music, film, construction, machinery, security, toys, software, hardware, media, entertainment, energy, security, personal injury, partnerships, apparel & consumer products. Real world experience as Chief Audit Officer of Beats, KPMG Partner, and at Occidental Petroleum, Unocal, and Disney. While at Ernst & Young and KPMG, led national fraud and royalty auditing. Vice Chair ('16-'17) Board of Regents of the 80,000+ member Association of Certified Fraud Examiners. More than 3,000 forensic accounting contract investigations. 

Mr. Blum has extensive experience working on economic damages in both simple and multi-billion dollar complex litigations. With over 150 matters as an expert witness, his damage calculations have consistently been accepted in court, even in cases involving settlements up to $1 billion. His reports have been recognized as best examples by judges for their thoroughness and clarity. Mr. Blum has represented a broad range of clients, including leading law firms and major corporations across various industries. 

Clients: Microsoft, Dolby, Sony, Paramount Pictures, Mattel, Warner Bros., McDonald’s, Shark Tank, WWE, Steven Spielberg, Tom Hanks, Amgen, GM, Sears, IGT, IMG, Tessera, Philips, Diageo, Harley-Davidson, DKNY, Chrysler, Ross, UMB Bank, Bank of America, Everlast, Fate Thera., Medtronic.

Areas of Expertise:

View Sidney Blum's Consulting Profile.

Dr. Tal Lavian holds a Ph.D. in Computer Science from UC Berkeley, specializing in network communications. 35+ years as a scientist, educator, and technologist; 20 years researching, studying, and lecturing at UC Berkeley; Industry Fellow and Lecturer at UC Berkeley's College of Engineering.   90+ cases · 60+ depositions · 8+ trial testimonies · 100+ patents supported in IP litigation · 120+ patents as inventor · 60+ pro-se prosecuted · 25+ peer-reviewed publications 

Areas of Expertise:

Telecommunications  - Computer Networks - Network Communications - Internet Protocols (TCP/IP) - VoIP - Streaming Media - Mobile Wireless: Wi-Fi (IEEE 802.11), Bluetooth (IEEE 802.15), cellular, routing and switching (MPLS, BGP, OSPF), network security, streaming media, and network management (SNMP) expert witness. 

• Network Communications: TCP/IP suite, TCP, UDP, IP, Ethernet (IEEE 802.3), SNMP, packet switching, network architecture
• Mobile Wireless: Wi-Fi (IEEE 802.11), Bluetooth (IEEE 802.11), Wireless LAN (WLAN), cellular systems, SMS, mobile devices
• Internet/Cloud: HTTP, web applications, cloud computing, distributed computing
• Routing/Switching: LAN, WAN, VPN, VLAN, LAG, ARP, DHCP, DNS, quality of service (QoS).
• Network Protocols: IPv4, IPv6, RIP, BGP, MPLS, OSPF, multicast
• VoIP/Streaming Media: SIP, RTP, H.323, PSTN, circuit switching, SS7, WebRTC, video/audio conferencing.
• Network Security: Firewalls, VPN, IPSec, SSL/TLS, deep packet inspection, L4-7 switching, NAC
• Network Management: NMS, SNMP, device management, OSS, alarm systems
• Communication Standards: IEEE, IETF, ITU, ISO

Case Experience:

Dr. Lavian has served as an expert in over 90 patent cases involving more than 100 patents. He has provided reports and testimony in U.S. federal district courts, state courts, the USPTO PTAB (IPR, CBM, PGR, ex parte reexamination, interference), the ITC, and international courts. Cases have involved Apple, Google, Facebook (Meta), Microsoft, Amazon, Tesla, Cisco, Juniper Networks, Arista Networks, Ericsson, T-Mobile, Samsung, LinkedIn, Huawei, Netflix, Broadcom, SAP, and others. 

While at UC Berkeley, Dr. Lavian conducted research projects in data centers (RAD Labs), network communication service architecture (SAHARA), and wireless systems (ICEBERG); he also served as an industry fellow and lecturer at the Sutardja Center for Entrepreneurship and Technology (SCET) and as a scientific liaison between Nortel Research Lab and UC Berkeley. Dr. Lavian was also part of UC Berkeley's SkyDeck start-ups, where he worked on technology research and implementation. 

Credentials:

• Inventor of over 120 U.S. patents; over 60 prosecuted pro se
• 20 years UC Berkeley - 10+ years Nortel Research. 
• Over 25 peer-reviewed publications in IEEE and ACM
• Principal Investigator on three DARPA projects
• IEEE Senior Member
• Nortel Networks Principal Scientist

About Dr. Lavian

Dr. Lavian's Website

Dr. Lavian's Expertise

William (Ned) McLeod, Esq., has been a party to many Licensing Arrangements as an attorney specializing in Intellectual Property in the Entertainment Industry (“IP”), both on the licensor and the licensee side of the table, from hard media historical archives to blockchain, and, as a non-attorney producer, both as owner / licensor and, alternately, as user / licensee.

For more than 30 years, Mr. McLeod has personally negotiated hundreds of licenses, and reviewed and evaluated hundreds more. He has studied or taught over 400 hours of Continuing Legal education courses, from historical copyright status analysis to blockchain mechanisms, dissecting project content as different as movie scripts and royalty contracts. Mr. McLeod has designed a college course curriculum for international university students entering the resort and theme park entertainment fields. His handling of licenses have covered a broad scope of venues and clientele, including:

The Rockefeller Center (NYC), the Chicago Museum of Science and Industry and The Navy Pier (IL), the Fort Worth Museum of Science and History (with 8 associated museums), Graceland (TN), Niagara Falls (NY), The Smithsonian, the Kennedy Space Center (FL), Port of Los Angeles (CA), National Harbor (DC), Leadership Conference of Women Religious (“Catholic Sisters,” MD), the Tupperware Center (FL), Gatorland (FL), the Orlando Ballet (FL), Bob Ross (painter), Cousteau family ventures, Walt Disney World Christmas Day Parade (live and televised-7yrs), Gilbert Gottlieb, the "Top Gun" Resort and Casino ventures (worldwide), and others.

Areas of Expertise:

Litigation Support - In Ned McLeod's 40 year capacity as producer, consultant, or attorney, he has negotiated, constructed, analyzed, attacked, or defended hundreds of business entertainment contracts, licenses, and litigation claims; and served as either consultant or expert witness on such matters.

As counsel (or, on occasion for a personal project, as producer), Mr. McLeod has obtained and operated licenses (regarding Content, Properties, Brands, Venues, Likeness, Life Story, etc.) from Universal Music, Walt Disney Company, Hebrew University of Jerusalem, SONY, the Getty Images, Warner Bros. Music, TED Talks, Discovery Channel, ABC News, The Cousteau Society, Ford Motor Company, the Marjorie Kinnan Rawlings Collection, National Geographic, Jerry Lewis Films, The Beach Boys, Irving Berlin Music, Estate of Marvin Hamlisch, Richard Petty, Random House Books, Simon and Schuster, HarperCollins, the United States Air Force, NASA, Estate of Yuri Gagarin, Paramount Pictures, and others.

Mr. McLeod has been the expert consultant and reviewer for licensing documents litigated against major industry icons SONY Pictures, Warner Bros. Pictures, National Enquirer, Mad Magazine, and others involving the review of thousands of pages of licenses from domestic and international records. In songs alone, Mr. McLeod has licensed hundreds regarding films, musicals, and film clips.  

View Ned McLeod's Consulting Profile.

Tony Mason, PhD, is a computer systems expert witness specializing in software, operating systems, storage, source-code analysis, trade secrets, patent disputes, software defects, digital forensics, and emerging LLM/AI systems.

 He has worked in systems software since the late 1980s, including distributed systems at Stanford, AFS/DCE/DFS at Transarc, and 22 years leading Windows file-system and filter-driver architecture for more than 160 technology companies. He holds a 2025 PhD in Computer Science from UBC, is the primary inventor on 12 issued U.S. patents, and co-authored lex & yacc and Windows NT Device Driver Development.

Dr. Mason has served as a testifying and consulting expert since 2003 in U.S. federal courts, the British Columbia Supreme Court, USPTO/PTAB proceedings, and an international matter. His work has included expert reports, declarations, depositions, Markman-hearing testimony, jury-trial testimony, source-code comparison, software-functionality assessment, and digital-forensics analysis. His testimony in Elmagin Capital LLC v. Chao Chen was cited by name in both the trial-court and Third Circuit decisions; in another trade-secret matter, his methodology survived a Daubert challenge.

Current research focuses on LLM systems reliability and observability.

Areas of Expertise:

• Software
• Programming/Software/Modeling
• Computers Science
• Artificial Intelligence/Machine Learning
• Intellectual Property
• Patent Infringement
• Computer/Digital Forensics
• Electronic Discovery/Evidence
• Data Management/Recover
• Computer Systems
• Computer Security
• Computer Networking
• Cloud Computing/Services

View Dr. Tony Mason's Consulting Profile.

Bruce Weiner has worked in technology, product development, and software engineering since 1988, applying industry-standard design, testing, and post-deployment evaluation methods to determine whether technology products and features achieve their stated objectives.

Through Weiner.net LLC, he has been retained in 30+ matters since 2011 across U.S. District Courts, PTAB, state courts, arbitration, and administrative proceedings — retained by both plaintiff and defense counsel. 10+ depositions, with live testimony experience. Expert declarations cited by name in Federal Circuit opinion, 986 F.3d 1367.

Representative matters span gig-economy platform governance, airline and loyalty-program technology, e-commerce and affiliate systems, banking software, AI governance and AI-weighted model evaluation, source code / technical analysis, SDLC/PDLC governance, and billing substantiation. Opinions are anchored to ISO/IEC 12207, ISO/IEC 25010, IEEE 730, ISO/IEC 42001, and the NIST AI Risk Management Framework.

Beyond litigation, he is an at-the-table technical advisor in labor negotiations, including CBA development under NMB mediation.

Since 2012, progressive technology leadership roles at a large financial services institution, most recently Vice President and Chief Product Owner. Princeton BSE, Magna Cum Laude. ACM and IEEE member. Named inventor, U.S. Patent 7,203,734. A-CSPO, CAL 1. Federal Top Secret Security Clearance — DCSA Tier 5 (Active).

Keith Mallinson has more than 25 years of experience in the Telecommunications Industry: as a research analyst, consultant, and testifying expert witness. Complementing his industry focus, he has a broad skill set including technologies, market analysis, regulation, economics, and finance.

Background Information - Prior to founding WiseHarbor in 2006, Mallinson led Yankee Group's global Wireless/Mobile research and consulting team as Executive Vice President, based in Boston, from 2000. Until then, he had overall responsibility for the firm's European division, as Managing Director from 1995. Prior to that, he was the European Research Director. Keith Mallinson started his career in military communications design, project management and commercial systems engineering at the UK Ministry of Defence. He also worked as an engineer at an electronic security systems company. For several years he was a director at a seed capital investment firm specializing in ICT and biotechnology. He has an undergraduate electronic engineering degree from London University's Imperial College and an MBA from the London Business School, including an academic exchange with Northwestern University's Kellogg Graduate School of Management in Illinois. Mr. Mallinson has published numerous articles and speaks publicly at major industry events on a wide variety of topics including next-generation mobile network technologies, broadband wireless, fixed-mobile convergence and substitution, handset semiconductor technologies, intellectual property patents and licensing, emerging markets in developing nations, mobile search, and advertising.

Keith Mallinson received Acquisition International’s Award for Best Mobile Communications Expert Witness 2024.

Litigation Support - Having published research on a wide variety of commercial, technical, and regulatory matters, Keith Mallinson applies his skills in market and competitive analysis, advocacy, and expert testimony. He couples sector knowledge with financial and economic analysis to derive valuations or estimate litigation damages. His skills span Telecommunication Industry Analysis and Patent Licensing. Mr. Mallinson's services are available to attorneys representing both plaintiffs and defendants. 

Areas of Expertise:

View Keith Mallinson's Consulting Profile.

Professional expert in the field of Electromagnetics and Compatibility (EMC) with nearly 45 years working in applied engineering design, testing, certification, education and consulting.  Author of five books on EMC design and application making this complex field easy to understand, "EMC Made Simple". 

Major focus is on engineering principles in all facets of electrical engineering regardless of end use environment. Patent infringement, biological harm, disruption of services are his expertise.

Jack Holowczak is a Luxury Goods Authentication and Valuation Expert and USPAP-compliant Personal Property Appraiser. As Founding Director of PROVENANCE, he has examined 2,000,000+ items across 50+ luxury houses since 2016 — Hermès, Chanel, Louis Vuitton, Goyard, Chrome Hearts — with documented counterfeit and superfake detection protocols.

He serves counsel in counterfeit, trademark, insurance, estate, customs, and criminal matters in all U.S. and Canadian jurisdictions. Fees never contingent.