Urbana, IL, United States of America

Robert J Turnbull

This inventor holds 3 USPTO granted patents. Top assignees: The United States of America as Represented by the United States, The United States of America as Represented by the United States Energy, University of Illinois. Active years: 1976-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert J Turnbull. Retrieved from https://idiyas.com/inventor/robert-j-turnbull-65ogejar

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 = 2

Forward Citations = 366(Granted Patents)


Company Filing History:


Years Active: 1976-1998

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3 patents (USPTO):Explore Patents

Title: Robert J Turnbull: Innovator in Power Electronics and Hydrogen Technology.

Introduction

Robert J Turnbull is a notable inventor based in Urbana, IL (US). He has made significant contributions to the fields of power electronics and hydrogen technology. With a total of 3 patents, his work reflects a commitment to advancing innovative solutions in these areas.

Latest Patents

One of Turnbull's latest patents is titled "Self-excited power minimizer/maximizer for switching power converters." This invention addresses optimization problems where the output is a nonmonotonic function of the controlled variable. It introduces an automatic tuning scheme that utilizes the correlation between input changes and output responses to achieve the desired operating point. This method is particularly useful in power electronics, especially for switching power applications.

Another significant patent is for "Solid evacuated microspheres of hydrogen." This method involves producing solid, evacuated microspheres by forming a jet of liquid hydrogen and exciting mechanical waves to create drops with bubbles. These drops are then frozen under specific pressure conditions, resulting in solid hydrogen spheres. This innovative approach has potential applications in various fields, including energy storage and delivery.

Career Highlights

Throughout his career, Robert J Turnbull has worked with esteemed institutions such as the University of Illinois and the United States of America as represented by the United States Energy. His contributions have been instrumental in advancing research and development in his areas of expertise.

Collaborations

Turnbull has collaborated with notable individuals in his field, including Christopher A Foster and Charles D Hendricks. These partnerships have fostered innovation and have led to the development of groundbreaking technologies.

Conclusion

Robert J Turnbull's work exemplifies the spirit of innovation in power electronics and hydrogen technology. His patents and collaborations highlight his dedication to advancing these fields, making a lasting impact on the industry.

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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