Toyohashi, Japan

Shigeo Matsui

This inventor holds 1 USPTO granted patent. Top assignees: A. J. Rose Mfg. Co., Denso Corporation, Michigan Automotive Compressor. Active years: 2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeo Matsui. Retrieved from https://idiyas.com/inventor/shigeo-matsui-raclbuxi

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

Calculating rank

Average Co-Inventor Count = 9.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2005

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1 patent (USPTO):Explore Patents

Title: Shigeo Matsui: Innovator in Electromagnetic Clutch Technology

Introduction

Shigeo Matsui, an esteemed inventor hailing from Toyohashi, Japan, is recognized for his significant contributions to the automotive industry, particularly in the development of electromagnetic clutch systems. With a focus on enhancing performance and durability, Matsui holds a unique patent that showcases his innovative approach to engineering challenges.

Latest Patents

Matsui's notable patent is titled "Clutch Including Spun Rotor Having Hardened Depressions." This invention relates to an electromagnetic clutch featuring drive and driven side clutch plates. The innovative design incorporates a depression formed by compressing and plastically deforming the bridge portions located circumferentially between adjacent elongated holes on the drive side clutch plate. This configuration not only addresses the tensile stress concentration on the bridge portions but also enhances the hardness of these areas, effectively preventing fatigue failure and allowing for improved operational longevity.

Career Highlights

Throughout his career, Matsui has been associated with several prominent companies, including Denso Corporation and Michigan Automotive Compressor. His work at these organizations has significantly influenced automotive design and functionality, establishing him as a key player in the field of mechanical engineering.

Collaborations

Shigeo Matsui has collaborated with distinguished professionals such as Masao Nakano and Masahito Ooya. These partnerships have allowed for the exchange of ideas and expertise, further contributing to innovations in automotive technologies and enhancing the impact of their collective work.

Conclusion

In summary, Shigeo Matsui's innovative contributions, particularly in electromagnetic clutch technology, highlight his expertise and dedication to advancing automotive engineering. With a keen understanding of mechanical stresses and durability, Matsui continues to influence the industry through his inventive spirit and collaborative efforts with fellow engineers. His patent not only offers a solution to a common mechanical failure but also represents the ingenuity and resilience of inventors in the face of engineering challenges.

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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