Tokyo, Japan

Toru Hiraga

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Yonex Co., Ltd.. Active years: 2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toru Hiraga. Retrieved from https://idiyas.com/inventor/toru-hiraga

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 = 4.0

ph-index = 1


Company Filing History:


Years Active: 2019

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1 patent (USPTO):Explore Patents

Title: Toru Hiraga: Innovator in Racket Technology

Introduction

Toru Hiraga is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of sports equipment, particularly in enhancing the performance of rackets. His innovative designs focus on improving the resilience of balls during play.

Latest Patents

Hiraga holds a patent for a unique grommet and racket design. This invention aims to enhance the resilience performance of a ball when it is hit. The grommet features a strip-shaped portion that extends in a predetermined direction, along with a cylindrical portion that projects from one surface of the strip. This cylindrical portion serves as a passage for the string. Additionally, a bulge portion is formed on another surface of the strip, which is aligned with the inner periphery of the cylindrical portion. The bulge is designed to be more pronounced than the other surface, allowing the string to fold back at this point. Furthermore, multiple protrusions are created between adjacent cylindrical portions, providing contact points for the string.

Career Highlights

Hiraga is currently employed at Yonex Co., Ltd., a leading company in the sports equipment industry. His work at Yonex has allowed him to apply his innovative ideas in a practical setting, contributing to the development of high-quality sports products.

Collaborations

Hiraga has collaborated with talented coworkers, including Masato Kawabata and Naoto Ogawa. Their combined expertise has fostered a creative environment that encourages innovation in sports technology.

Conclusion

Toru Hiraga's contributions to racket technology exemplify the impact of innovation in sports equipment. His patented designs not only enhance performance but also reflect a commitment to advancing the industry.

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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