Hiratsuka, Japan

Tetsuya Hayashi

This inventor holds 1 USPTO granted patent. Top assignee: The Yokohama Rubber Co., Ltd.. Active years: 1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuya Hayashi. Retrieved from https://idiyas.com/inventor/tetsuya-hayashi-p2r9f58b

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 = 1

Forward Citations = 52(Granted Patents)


Company Filing History:


Years Active: 1992

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1 patent (USPTO):Explore Patents

Title: Tetsuya Hayashi - Innovator in Golf Equipment Design

Introduction

Tetsuya Hayashi is a notable inventor based in Hiratsuka, Japan. He has made significant contributions to the field of golf equipment design, particularly with his innovative golf club head.

Latest Patents

Hayashi holds a patent for a golf club head that features a unique channel formed in the back on the heel side of the club head main body. This channel extends from the upper end of the hosel portion to the underside of the sole portion. A separately molded cover member is mounted over the opening of the channel to close it, creating a shaft fit hole for the club's shaft. This design enhances the functionality and performance of the golf club.

Career Highlights

Tetsuya Hayashi is associated with The Yokohama Rubber Co., Ltd., where he has been instrumental in developing innovative products. His work has contributed to advancements in golf equipment, showcasing his expertise and dedication to the industry.

Collaborations

Hayashi has collaborated with talented coworkers, including Takaharu Okumoto and Masahiro Kato. Their combined efforts have led to the development of cutting-edge technologies in golf equipment.

Conclusion

Tetsuya Hayashi's contributions to golf equipment design, particularly through his patented innovations, highlight his role as a key figure in the industry. His work continues to influence the way golfers experience the game.

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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