Middletown, OH, United States of America

John A Hart

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Bwi Company Limited S.a.. Active years: 2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John A Hart. Retrieved from https://idiyas.com/inventor/john-a-hart-0odfqu4b

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 = 1.0

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 2011

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1 patent (USPTO):Explore Patents

Title: Innovations of John A Hart

Introduction

John A Hart is an accomplished inventor based in Middletown, OH (US). He has made significant contributions to the field of engineering, particularly in the development of magnetorheological technology. His innovative work has led to the creation of a unique patent that showcases his expertise and creativity.

Latest Patents

John A Hart holds a patent for a Magnetorheological (MR) rod guide assembly and MR damper having the same. This invention includes a nonporous MR-rod-guide-assembly housing, annular first and second seals, and a non-annular, porous filter plug. The design features a through bore in the housing, with the seals positioned to sealingly contact an MR piston rod. The filter plug is strategically placed to ensure fluid communication within the assembly, enhancing its functionality and efficiency.

Career Highlights

Throughout his career, John has been associated with BWI Company Limited S.A., where he has applied his innovative ideas to develop advanced engineering solutions. His work has not only contributed to the company's success but has also advanced the field of magnetorheological technology.

Conclusion

John A Hart's contributions to the field of engineering through his patent on magnetorheological technology exemplify his innovative spirit and dedication to advancing industry standards. His work continues to inspire future innovations in the field.

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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