Waterloo, NY, United States of America

Thomas W Penird

This inventor holds 1 USPTO granted patent. Top assignee: North American Philips Corporation. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Thomas W Penird. Retrieved from https://idiyas.com/inventor/thomas-w-penird

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1990

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1 patent (USPTO):Explore Patents

Title: Thomas W. Penird: Innovator in Cathode Ray Tube Technology

Introduction

Thomas W. Penird is a notable inventor based in Waterloo, NY (US). He has made significant contributions to the field of electronics, particularly in the development of cathode ray tube technology. His innovative work has led to the creation of a unique electron gun design that enhances the performance of monochrome cathode ray tubes.

Latest Patents

Penird holds a patent for a "Monochrome cathode ray tube electron gun with high voltage electrode lens." This invention features an electron gun that incorporates a focusing electrode with a cup-shaped portion. The design includes a top cylindrical sidewall portion and a lower inwardly tapering sidewall portion that connects to a flat bottom portion. The cup-shaped portion is supported by an elongated cylindrical base portion, which has a diameter ranging from about 44 to 48 percent of the diameter of the upper cylindrical portion of the cup. This electron gun is particularly suitable for use in monochrome cathode ray tubes for projection color television.

Career Highlights

Penird has worked with North American Philips Corporation, where he has applied his expertise in electronics and innovation. His work has contributed to advancements in television technology, particularly in the realm of projection systems.

Collaborations

Throughout his career, Penird has collaborated with notable colleagues, including Charles H. Rehkopf and Donald L. Say. These collaborations have fostered an environment of innovation and have led to significant advancements in their respective fields.

Conclusion

Thomas W. Penird's contributions to cathode ray tube technology exemplify the spirit of innovation in the electronics industry. His patented designs continue to influence the development of television technology, showcasing the importance of inventors in shaping the future of electronic devices.

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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