Morgan Hill, CA, United States of America

Gerald F Marshall

This inventor holds 3 USPTO granted patents. Top assignee: Ultra-Scan Corporation. Active years: 1997-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Gerald F Marshall. Retrieved from https://idiyas.com/inventor/gerald-f-marshall-y528fes6

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 3

Forward Citations = 176(Granted Patents)


Company Filing History:


Years Active: 1997-2001

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3 patents (USPTO):Explore Patents

Title: **Innovations by Gerald F. Marshall: Pioneering Ultrasonic Imaging Technologies**

Introduction

Gerald F. Marshall, a distinguished inventor based in Morgan Hill, California, has made significant contributions to the field of ultrasonic imaging. With a total of three patents to his name, Marshall is recognized for his innovative approach to biometric imaging and identity verification systems. His exceptional work embodies the spirit of creativity and advancement in medical technology.

Latest Patents

One of Marshall's latest patents is the **Ultrasonic Biometric Imaging and Identity Verification System**. This groundbreaking system comprises a probe featuring a platen that supports human or animal tissue for imaging. It includes a transducer that delivers an output ultrasonic beam aimed at the surface to enhance resolution. To facilitate movement, an electrically operated motor directs the transducer along the tissue surface. The design encompasses a fluid-tight housing filled with an electrically non-conductive fluid, tailored to match the acoustic impedance of water, ensuring optimal functionality without hindrance from viscosity.

The system also incorporates a bellows to manage thermal expansion and contraction of the fluid. Notably, the motor's oscillatory output further refines the ultrasonic beam's path. An encoder installed on the motor shaft minimizes distortion in the data captured, while the elongated arm coupling exhibits sufficient rigidity and minimal drag through the fluid during operations.

Career Highlights

Gerald F. Marshall's career has been marked by his relentless pursuit of innovation, particularly in the realm of imaging technologies. His work at Ultra-Scan Corporation has been pivotal in developing advanced systems that enhance diagnostic capabilities in medical imaging.

Collaborations

Collaborating with notable peers such as John Keith Schneider and Andrew D. Vassallo, Marshall has fostered a creative environment that encourages the sharing of ideas and expertise. These collaborations have further propelled the development of cutting-edge technologies in the field of ultrasonic imaging.

Conclusion

In summary, Gerald F. Marshall stands out as a pivotal inventor in the ultrasonic imaging domain. His latest patent reflects a unique blend of technical ingenuity and practical application, aimed at improving biometric imaging and identity verification systems. As technology continues to evolve, Marshall's contributions serve as a foundation for future innovations, inspiring further advancements in medical technology and beyond.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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