Curriculum Vitae
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`May 2023
`
`Eric Welch
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`I have over 49 years experience in Systems, Electrical and Software Engineering, Engineering
`Management and Expert Witness.
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`Expert Experience
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`2022-2023 Served as testifying expert in patent infringement case involving consumer
`electronics devices
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`2021 Served as consulting Expert for two co-defendants in a patent infringement case
`involving Smart Phones and Bluetooth sensors
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`2020-2021 Served as testifying Expert Witness in Arbitration for a contract dispute involving
`engineering services. Gave deposition and testi(cid:79)ed at Arbitration hearing.
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`2020-2021 Served as testifying Expert Witness for patent owner in an infringement action
`and IPR involving USB Memory sticks.
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`2020 - Served as testifying Expert Witness for plaintiff in Microsoft v Dareltech, an IPR case
`involving “sel(cid:79)e sticks”. PTAB found for plaintiff.
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`2018-2020 - Served as testifying Expert Witness for plaintiff in SIMO Holdings v Ucloudlink
`a Patent Infringement case involving Mobile Cellular devices (phones and WiFi Hotspots).
`Gave Deposition. Court ruled for plaintiff.
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`2019 - Served as testifying Expert Witness for plaintiff in SZ DJI Technology v Dareltech, an
`IPR case involving “sel(cid:79)e sticks”. Case settled after PTAB institution but prior to
`completion of IPR process.
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`2018 - Served as consulting Expert for plaintiff in Toshiba and MSI v Walletex
`Microelectronics, an IPR case involving USB ‘C’ technology.
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`2017-2018 - Served as testifying Expert Witness for plaintiff in American Security Products
`Co. v. AT Systems, Inc., an IPR involving smart electronic safes. Found prior art, wrote
`expert declaration. Case settled just days before (cid:79)ling deadline.
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`2017 - Served as consulting Expert for LG Electronics on Fundamental Innovation Sys v LG
`Electronics, a case involving USB charging technology. Worked on Claims Construction in
`support both of an IPR action and for the non-infringement case.
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`2017 — Served as consulting Expert for defendants on Pathway Innovations & Technologies,
`Inc vs Lumens Integration, Inc, et al., an infringement case involving USB web cameras.
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`Task was to perform tests and engineering analysis on various subject and prior-art devices to
`determine their USB behavior in support of non-infringement case.
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`2016-2017. served as testifying Expert Witness in VIA Technologies vs. Asmedia Inc., a case
`involving alleged misappropriation of semiconductor intellectual property. I consulted on
`numerous aspects of the case and wrote an Expert Report on certain key serial high speed bus
`testing done by the opposing side. Technology was a high speed USB adapter. I was hired
`for this case because of my experience with USB and other high speed bus technologies, their
`testing requirements and for my general engineering experience, both hardware and software,
`with USB adapters. Gave Deposition. Case settled in August, 2017.
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`2015-2016. Served as testifying Expert Witness retained by plaintiff in Microsoft vs Smart
`Skins, LLC, an IPR action. Analyzed numerous prior art patents and wrote preliminary and
`(cid:79)nal Expert Reports demonstrating how key claims were anticipated in the pre-existing
`patents. Read all case documents including all expert reports and deposition transcriptions
`and helped attorneys (cid:79)nalize their argument. I was hired for this case because of my long
`experience with Smart Phone accessories, data communication technologies and peripheral
`interface schemes. Gave deposition on my Expert Report. In July 2017, the USPTO issued a
`Final Opinion.
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`2012. Served as Expert Witness retained by defendant in Universal Electronics vs Logitech.
`This case was patent infringement litigation involving programmable TV Remote Controls.
`In this project I analyzed several dozen patents, from both sides and considered their relative
`strengths and weaknesses. I also developed a detailed history of the programmable TV
`Remote and identi(cid:79)ed key patent and non-patent prior art. Case settled out of court.
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`1980. Served as Expert Witness in a contract dispute involving software intellectual property
`and the residual knowledge of a Software Programmer. Gave deposition.
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`Engineering Experience
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`2008 - Present.
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`President, Bramson Welch & Assoc., Inc.
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`Bramson Welch is an Engineering Services consultancy specializing in embedded systems, USB,
`RF (BLE, WiFi, LTE), NFC, IR, Data Communications, mobile devices, iPhone accessories and
`litigation services including data analysis and Expert Witness. I serve as System Architect and
`Project Strategist on all BWA projects. I frequently work with multiple client groups to
`coordinate the design and architecture across many different technical and organizational
`domains.
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`Representative Projects:
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`1.
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`Invented a scheme for thread-safe memory and buffer pool management without the use of
`synchronization locks or disabled interrupts
`2. Led team to create a hand-held Bluetooth Low Energy, battery powered medical device with
`multiple sensors for use in hospital and clinical settings.
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`3.
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`Invented a scheme for high-speed bus communication and process coordination between
`standard microcontrollers with mitigation for matching different data rates
`4. Designed and developed several novel portable wireless, battery powered, data capture
`devices for medical research. This included a Bluetooth Low Energy radio, NFC,
`microcontroller, Analog Front End and Smart Phone and PC support software.
`5. Designed and developed a non-iBeacon Bluetooth Low Energy locating device.
`6. Developed scheme for a custom USB device to deliver its own host software installer by
`temporarily emulating a Flash Drive. Device automatically senses if its software is already
`running bypasses (cid:80)ash drive if so.
`7. Developed a scheme of running multiple (cid:79)rmware images on a Cortex-Mx processor to
`support (cid:79)eld (cid:79)rmware update
`8. Lead a multiple-team development for a cross-platform consumer medical informatics
`software product.
`9. Designed and developed a general purpose, network connected, manufacturing (cid:79)xture
`controller for a major consumer electronics manufacturer.
`10. Lead a team development of a Bluetooth iPhone accessory that connects survey grade GPS
`radios to iPhone and Android smartphones.
`11. Implemented a wireless, handheld game controller with NFC and a high resolution touch
`screen (for Video playback) that ran an embedded game programming language.
`12. Designed and developed a specialized USB communication subsystem for a line of consumer
`medical devices.
`13. Designed, evaluated, implemented, and certi(cid:79)ed numerous iPhone accessories
`14. Developed a high-end music player and speaker-phone iPhone accessory
`15. Developed software to help a major semiconductor company demonstrate a new face
`recognition image processing chip.
`16. Designed and developed a custom, gesture recognition Human Interface USB peripheral that
`ran a custom embedded scripting programming language within a micro-VM
`17. Advised clients and did development of RF designs, including antenna design, power
`management, range issues, and certi(cid:79)cation including 2.4 GHz RF Modems, WiFi,
`Bluetooth, Bluetooth Low Energy, Zig-Bee, etc.
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`1995 - 2007.
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`VP Engineering & CTO, Keyspan, a division of InnoSys Incorporated
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`The Keyspan division of InnoSys develops and markets to the retail channel several lines of
`computer peripheral and communications devices such as USB adapters, computer remote
`control devices, USB and FireWire add on cards and related technology
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`Personally designed and developed core technology for the Keyspan business. Helped increase
`sales from less than $1MM in 1997 to $13MM in 1999.
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`Representative Projects:
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`1. For Microsoft, developed an iPhone adapter cable for the MS Sync Media Player Device.
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`2. A Network-attached USB Host Controller that allows USB devices to be shared over a
`network
`3. A wireless LCD remote control for the iPod with an RF Doc.
`4. Best-in-industry line of USB/Serial adapters
`5. Several IR and RF Remote control products for controlling a PC or Mac
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`1976 - 2007
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`VP Engineering & CTO InnoSys Incorporated
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`• Co-founded InnoSys in 1976 and member of senior management team and board of directors
`• Served as chief architect and designer for (cid:79)rm
`• Managed Engineering Department with staff of ten including hardware, (cid:79)rmware, software and
`QA
`• InnoSys is a computer hardware and software technology development and marketing
`company. The Airline Gateway division develops and markets a line of specialized
`communication gateway products that create telecommunication infrastructure for such
`systems as WEB based travel booking systems.
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`Representative Projects:
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`1. Managed a $2MM project to design, develop and deploy a sophisticated store and forward
`message switch for a major airline reservation system. The system is still in use after 20
`years.
`2. Developed several PCI serial communication plug-in computer accessory boards, along with
`associated (cid:79)rmware and host device driver software.
`3. Designed and developed a high performance scheduler and operating system for a line of
`embedded system protocol converters. The converters were used by Amtrak’s ticket kiosks,
`by various airlines to pass (cid:80)ight plans, for inter-line traf(cid:79)c, etc.
`4. Consulted with a high technology consumer electronics company in the design of an early
`(1980s) hand-held general purpose computer.
`5. Developed a multi-line high-(cid:79)delity digital sound delivery system for an automated phone
`response system
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`Publications
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`Designing a short-range RF link into a consumer-electronics product, EDN Magazine 7/8/2008
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`http://www.edn.com/article/472244-
`Designing_a_short_range_RF_link_into_a_consumer_electronics_product.php
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`Videotex: A Potent Weapon In Struggle with Nonbanks. ABA Banking Journal, Feb 1983
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`Patent Pending
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`“Small Footprint Reference-Counting Buffer Pool Management Without Synchronization Locks”
`(Filed 2022)
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`Provisional
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`“Electronic Digital Stethoscope and Uses Thereof” (Filed 2023)
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`Patents Filed (these were shipping products)
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`“METHOD AND APPARATUS FOR HOST CONTROLLER OPERATIONS OVER A
`NETWORK” ((cid:79)led 2003)
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`“APPARATUS AND METHOD FOR TWO-WAY
`REMOTE CONTROL AND CRADLE OR ADAPTOR
`TO CONTROL AN A/V MEDIA PLAYER” ((cid:79)led 2006)
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`Memberships
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`IEEE - Senior Member
`Microsoft Developer Network (MSDN)
`Apple Developer Program (iOS and MacOS)
`Apple Made for iPhone (MFi) Developer program
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`Education
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`BA, Mathematics (with three years each Computer Science and Physics). UC Berkeley, 1977
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