Shizuoka, Japan

Junya Shirai

This inventor holds 1 USPTO granted patent. Top assignee: Kabushiki Kaisha F. C. C.. Active years: 2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junya Shirai. Retrieved from https://idiyas.com/inventor/junya-shirai-z8u284vg

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

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% Patents Active = 100.0

Average Co-Inventor Count = 4.0

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Company Filing History:


Years Active: 2023

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1 patent (USPTO):Explore Patents

Title: **Junya Shirai: Innovator in Wet Friction Technology**

Introduction

Junya Shirai, an inventive mind from Shizuoka, Japan, has made significant contributions to the field of mechanical engineering through his innovative work in wet friction technology. With a single patented invention, he has demonstrated a dedication to enhancing the efficiency and performance of clutch devices used in various machinery.

Latest Patents

Shirai holds a patent for a "Wet Friction Plate and Wet Multi-Plate Clutch Device." This invention addresses the crucial need for reducing drag torque while maintaining the size and functionality of friction members. The design incorporates multiple friction members that are equipped with oil grooves on a flat plate annular core metal. Notably, the friction member features first and second fine grooves with specific width dimensions that overlap in a circumferential direction, improving overall performance.

Career Highlights

Shirai's professional journey includes working at Kabushiki Kaisha F. C. C., where he has applied his expertise to develop advanced automotive technologies. His contributions to the company's projects have been recognized for their innovation and effectiveness, particularly in clutch performance and efficiency.

Collaborations

During his career, Junya Shirai has collaborated with talented professionals such as Junichi Fukada and Masayuki Tsuchiya. Their joint efforts have fostered a collaborative environment that emphasizes innovative problem-solving and the development of cutting-edge technologies in the automotive sector.

Conclusion

Junya Shirai's contribution to the field of wet friction technology exemplifies the essence of innovation in engineering. His patent not only highlights his skills as an inventor but also underscores the importance of collaboration in driving technological advancements. As he continues his work at Kabushiki Kaisha F. C. C., the industry can expect further developments from this remarkable inventor.

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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