Hoshi, Japan

Iijima Toshiharu

This inventor holds 1 USPTO granted patent. Top assignee: Yamaha Corporation. Active years: 1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Iijima Toshiharu. Retrieved from https://idiyas.com/inventor/iijima-toshiharu

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 = 3.0

ph-index = 1

Forward Citations = 22(Granted Patents)


Company Filing History:


Years Active: 1992

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1 patent (USPTO):Explore Patents

Title: Iijima Toshiharu: Innovator in Golf Technology

Introduction

Iijima Toshiharu is a notable inventor from Hoshi, Japan, recognized for his contributions to the field of golf technology. His innovative approach has led to advancements in the design and manufacturing of golf club heads, enhancing the performance of golfers worldwide.

Latest Patents

Iijima holds a patent for a golf club head and its manufacturing process. This invention focuses on a new type of golf club head bodies produced by electrolytic deposition of metals, alloys, and electrolytic codeposition of metal-matrix composite materials. The golf club heads produced through this method are comparatively free from structural defects, enabling the creation of high-performance golf clubs with thin-walled heads that provide both lightness and strength.

Career Highlights

Iijima Toshiharu is associated with Yamaha Corporation, a leading company in the music and sports equipment industry. His work at Yamaha has allowed him to apply his innovative ideas in a practical setting, contributing to the company's reputation for quality and performance in golf equipment.

Collaborations

Iijima has collaborated with notable coworkers, including Mutsumi Harada and Kenzaburou Iijima. Their combined expertise has fostered a creative environment that encourages innovation and the development of cutting-edge technologies in golf.

Conclusion

Iijima Toshiharu's contributions to golf technology through his innovative patent demonstrate his commitment to enhancing the sport. His work continues to influence the design and performance of golf clubs, making a significant impact on the golfing community.

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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