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River Sonic Solutions

Expert Witnessing and Technical Consulting in imaging, signal processing and electronics

Expert Witnessing

Expert Witness Patents Medical Devices

Dr. Chris Daft specializes in providing litigation support with a focus on Patent and Trade Secret areas of intellectual property. His experience is evidenced by participation in 13 depositions and testimony in 5 jury and bench trials.

His expertise spans a range of technologies including wearable devices for both medical and consumer use, electronics, micro-mechanical systems, medical imaging, biometric security, and hearing aids. Dr. Daft also has experience in malpractice and product liability cases related to medical devices.

A key aspect of Dr. Daft’s work is his ability to simplify complex technical matters for the finder of fact, making them accessible and understandable. This skill has been recognized by courts for its effectiveness in aiding the legal process.

Dr. Daft’s background in patent prosecution encompasses the medical devices and artificial intelligence fields, where he has managed patent strategies for both large corporations and smaller entities. His academic achievements include publication in peer-reviewed journals and teaching engineering at the university level.

His legal experience extends to involvement in Federal District Courts, International Trade Commission (ITC) section 337 investigations, and Patent Trial and Appeal Board (PTAB) proceedings. Dr. Daft provides services to plaintiffs and defendants roughly equally.

Available upon request are references from prior retaining counsel, attesting to Dr. Daft’s contributions to their cases.

His case work includes a variety of topics such as:

  • X-ray tomosynthesis for breast cancer diagnosis.
  • Employment law within the technology sector.
  • Wearable electronic devices for physiological measurement.
  • Aesthetic systems for body contouring.
  • Ultrasonic imaging systems’ signal processing.
  • Biometric security devices, encompassing both hardware and software.
  • Catheter systems for hypertension treatment.
  • Security systems for mobile phones.
  • Optical diagnostic systems for glaucoma.
  • Architecture and microelectronic design of point-of-care imaging systems.
  • Surgical device technology.

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Technical Consulting

transcranial
The ultrasonic field from a transducer placed on the scalp and performing transcranial neuromodulation. Simulation by River Sonic Solutions; full paper here.

River Sonic Solutions works with a network of partners to provide comprehensive solutions in the areas of:

  • Ultrasound
  • MEMS (micro-electro-mechanical systems)
  • Enabling microelectronics

Located in the San Francisco Bay Area, we assist clients locally and worldwide, from start-ups to the largest corporations, including multi-nationals.

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Associations and Partnerships

Ultraonics, Ferroelectrics and Frequency Control Society

university-arizona-center-consciousness-studies

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Dr. Chris Daft

Dr. Chris Daft

Dr. Chris Daft is an 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 experience in industries and applications including medical devices, imaging, consumer electronics, biometric security, and electrical power delivery. Learn more...

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Expert Witnessing in AI, medical devices, MEMS and electronics

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riversonicsolns RiverSonic Solutions @riversonicsolns ·
June 1, 2025

The White House wants to deploy 300 GW of new nuclear capacity by 2050.

Context: out of 1300 GW of USA capacity, it is predominantly (40%) natgas, with 95 GW of nuclear.

China has 3300 GW total capacity which is 60% coal, while nuclear supplies 60 GW of its demand.

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riversonicsolns RiverSonic Solutions @riversonicsolns ·
May 31, 2025

Seen on Hacker News:

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sgrodriques Sam Rodriques @sgrodriques ·
May 20, 2025

Today, we’re announcing the first major discovery made by our AI Scientist with the lab in the loop: a promising new treatment for dry AMD, a major cause of blindness.

Our agents generated the hypotheses, designed the experiments, analyzed the data, iterated, even made figures…

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semianalysis_ SemiAnalysis @semianalysis_ ·
May 28, 2025

Interesting new disclosure

nearly 100 AI factories in flight this quarter, 2 fold increase, doubling of GPUs in each clusters, with more starting across geographies

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riversonicsolns RiverSonic Solutions @riversonicsolns ·
May 27, 2025

40 miles west of Phoenix, another 1-1.5 GW AI factory gets off the ground. Critical to the site selection was the proximity of the Palo Verde nuclear reactors.

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2443 Fillmore St. #380-4039
San Francisco, CA 94115 USA
(833) 860-3966 (toll-free)

Expert Witnessing

expert@riversonicsolutions.com

Technical Consulting

info@riversonicsolutions.com

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