Osaka, Japan

Isamu Toshinari

This inventor holds 17 USPTO granted patents, primarily in Golf Club Design. Top assignees: Mizuno Corporation, Mizuno USA, Inc., Other. Active years: 2003-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Isamu Toshinari. Retrieved from https://idiyas.com/inventor/isamu-toshinari

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

Calculating rank

% Patents Active = 88.2

Average Co-Inventor Count = 3.9

ph-index = 11

Forward Citations = 411(Granted Patents)


Company Filing History:


Years Active: 2003-2014

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Areas of Expertise:
Golf Club Head
Iron Golf Club
Variable Weight Distribution
Perimeter-Weighted
Trapezoidal Weight
Golf Club Set
Golf Club Sole
Back Design
17 patents (USPTO):Explore Patents

Title: The Innovative Journey of Isamu Toshinari

Introduction

Isamu Toshinari is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of sports equipment, particularly in the design of golf clubs. With a total of 17 patents to his name, Toshinari has established himself as a key figure in the industry.

Latest Patents

One of his latest innovations is the iron-type golf club head. This design showcases his commitment to enhancing the performance and experience of golfers around the world. His patents reflect a deep understanding of both the technical and practical aspects of golf equipment.

Career Highlights

Throughout his career, Toshinari has worked with notable companies such as Mizuno Corporation and Mizuno USA, Inc. His experience in these organizations has allowed him to refine his skills and contribute to the development of high-quality sports products.

Collaborations

Toshinari has collaborated with talented individuals in the industry, including Mamoru Saraie and David Gregory Llewellyn. These partnerships have fostered innovation and creativity in his work.

Conclusion

Isamu Toshinari's journey as an inventor is marked by his dedication to improving sports equipment through innovative designs. His contributions continue to influence the golfing community and inspire future inventors.

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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