Grand Haven, MI, United States of America

Thomas J Pearsall

This inventor holds 3 USPTO granted patents. Top assignees: Teledyne Industries, Inc., Other. Active years: 1977-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Thomas J Pearsall. Retrieved from https://idiyas.com/inventor/thomas-j-pearsall

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


% Patents Active = 66.7

Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 37(Granted Patents)


Location History:

  • Grand Haven, MI (US) (1977)
  • Palm City, FL (US) (2004)

Company Filing History:


Years Active: 1977-2004

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3 patents (USPTO):Explore Patents

Title: The Innovations of Thomas J Pearsall

Introduction

Thomas J Pearsall is a notable inventor based in Grand Haven, MI (US), recognized for his contributions to engineering and technology. He holds three patents that showcase his innovative spirit and technical expertise. His work primarily focuses on advancements in mechanical systems and materials.

Latest Patents

Pearsall's latest patents include a Spinning Rotor and a Variable Compression Ratio Piston. The Spinning Rotor patent involves applying a hard, wear-resistant ceramic surface to spinning rotor cups in an electrolytic bath, utilizing a specially designed electrode to facilitate the coating application. The Variable Compression Ratio Piston patent features a two-part assembly that allows for the adjustment of the compression ratio in internal combustion engines. This innovative design incorporates a hydraulic system that uses oil from the engine's lubrication system to control the movement of the piston members, ensuring optimal combustion chamber pressure.

Career Highlights

Throughout his career, Pearsall has worked with various companies, including Teledyne Industries, Inc. His experience in these organizations has contributed to his development as an inventor and has provided him with valuable insights into engineering practices.

Collaborations

Pearsall has collaborated with notable individuals in the field, including Albert M Karaba and Alexander P Brouwers. These partnerships have likely enriched his work and fostered a creative environment for innovation.

Conclusion

Thomas J Pearsall's contributions to the field of engineering through his patents and collaborations highlight his role as a significant inventor. His innovative designs continue to influence advancements in technology and mechanical systems.

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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