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For the Inventor, By the Inventor

Saitama, Japan

Hidemitsu Nakagawa

This inventor holds 17 USPTO granted patents and 6 EPO patents. Top assignee: Bridgestone Corporation. Active years: 1992-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hidemitsu Nakagawa. Retrieved from https://idiyas.com/inventor/hidemitsu-nakagawa

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

USPTO Granted Patents = 17

% Patents Active = 52.9

 

Average Co-Inventor Count = 1.1

ph-index = 5

Forward Citations = 90(Granted Patents)


Location History:

  • Tokyo, JP (1992 - 2013)
  • Saitama, JP (2011 - 2015)
  • Kodaira, JP (2010 - 2020)

Company Filing History:

goldMedal17 out of 5,193 
 
Bridgestone Corporation
 patents

Years Active: 1992-2020

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17 patents (USPTO):Explore Patents
1. 10836214 - Pneumatic motorcycle tire (2020-11-17),
2. 9731559 - Pneumatic motorcycle tire (2017-08-15),
3. 8944124 - Pneumatic tire for a motorcycle (2015-02-03),
4. 8695660 - Pneumatic tire for motorcycle (2014-04-15),
5. 8656970 - Pneumatic radial tire for motorcycle (2014-02-25),
6. 8464770 - Pneumatic tire for motorcycle (2013-06-18),
7. D680057 - Motorcycle tire (2013-04-16),
8. D680056 - Motorcycle tire (2013-04-16),
9. 8257530 - Pair of tires for motorcycle and method of using tires for motorcycle (2012-09-04),
10. 8176956 - Pneumatic radial tire for motorcycle (2012-05-15),
11. 8011403 - Pneumatic tire for motorcycle having center, intermediate and shoulder rubber (2011-09-06),
12. 7942178 - Pneumatic tire for motorcycle having central, intermediate and shoulder tread rubber (2011-05-17),
13. 7793695 - Pneumatic radial tire for motorcycle (2010-09-14),
14. D565499 - Tire tread (2008-04-01),
15. 6220320 - Pneumatic motorcycle tire (2001-04-24),

Title: Hidemitsu Nakagawa: Innovator in Pneumatic Motorcycle Tire Technology

Introduction

Hidemitsu Nakagawa is a prominent inventor based in Saitama, Japan. He has made significant contributions to the field of tire technology, particularly in the design and functionality of pneumatic motorcycle tires. With a total of 17 patents to his name, Nakagawa continues to push the boundaries of innovation in this area.

Latest Patents

One of Nakagawa's latest patents focuses on a pneumatic motorcycle tire that enhances stability during running while improving other performance aspects such as lightweight design. This innovative tire features a tread portion along with side wall and bead portions that are specifically designed for optimal rotation direction when mounted on a vehicle. The tire tread includes a bent main groove, which is composed of multiple grooves that are strategically inclined to enhance performance during straight running. Another recent patent involves a branched main groove design that ensures better handling and stability, with grooves formed in a curved line to optimize tire performance.

Career Highlights

Throughout his career, Nakagawa has been associated with Bridgestone Corporation, a leading company in tire manufacturing. His work has significantly influenced the development of advanced tire technologies, making him a key figure in the industry. His innovative designs have not only improved the performance of motorcycle tires but have also contributed to the overall safety and efficiency of motorcycle riding.

Collaborations

Nakagawa has collaborated with notable coworkers such as Daita Itoi and Takashi Sumida. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies in tire design.

Conclusion

Hidemitsu Nakagawa's contributions to pneumatic motorcycle tire technology exemplify his dedication to innovation and excellence. His patents reflect a deep understanding of tire dynamics and performance, making him a valuable asset to the field. As he continues to innovate, Nakagawa's work will undoubtedly influence the future of motorcycle safety and performance.

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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