Shizuoka, Japan

Hiroaki Matsushima

This inventor holds 1 USPTO granted patent. Top assignee: Nsk-Warner Kabushiki Kaisha. Active years: 2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroaki Matsushima. Retrieved from https://idiyas.com/inventor/hiroaki-matsushima-cdo6fnnw

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

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 2007

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1 patent (USPTO):Explore Patents

Title: Hiroaki Matsushima: Innovator in Clutch Technology

Introduction

Hiroaki Matsushima is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of clutch technology, particularly with his innovative designs that enhance performance and efficiency.

Latest Patents

Matsushima holds a patent for a friction plate designed for wet type multiplate clutches. This friction plate features a substantially ring-shaped core plate with a friction member attached. The friction member includes a unique surface design that incorporates a passage extending from the inner to the outer peripheral edge, along with a groove that tapers in width towards the outer edge. This innovative design aims to improve the functionality and reliability of wet type multiplate clutches.

Career Highlights

Matsushima is associated with Nsk-Warner Kabushiki Kaisha, where he has been instrumental in developing advanced clutch systems. His work has contributed to the company's reputation for quality and innovation in automotive components.

Collaborations

Matsushima has collaborated with talented coworkers such as Kazuyuki Fujita and Shun Kitahara. Their combined expertise has fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Hiroaki Matsushima's contributions to clutch technology exemplify the spirit of innovation. His patented designs continue to influence the automotive industry, showcasing the importance of inventive thinking in engineering.

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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