Nihonmatsu, Japan

Katsumi Sekine

This inventor holds 7 USPTO granted patents. Top assignees: Nok Corporation, Exedy Corporation, Nok Corporation & Koyo Seiko Co., Ltd.. Active years: 1997-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsumi Sekine. Retrieved from https://idiyas.com/inventor/katsumi-sekine

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

Calculating rank

% Patents Active = 85.7

Average Co-Inventor Count = 1.5

ph-index = 4

Forward Citations = 52(Granted Patents)


Location History:

  • Miyato-Nihomatsu, JP (2000)
  • Nihonmatsu, JP (1997 - 2005)

Company Filing History:


Years Active: 1997-2005

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7 patents (USPTO):Explore Patents

Title: Innovations of Katsumi Sekine

Introduction

Katsumi Sekine is a notable inventor based in Nihonmatsu, Japan. He has made significant contributions to the field of engineering, particularly in the development of thrust bearings and one-way clutch assemblies. With a total of 7 patents to his name, Sekine's work has had a considerable impact on various mechanical applications.

Latest Patents

One of Sekine's latest patents involves a thrust bearing designed to support a load in a thrust direction within a rotary portion. This innovative design features a curved surface in the forward side of a lubricating groove that is larger than that on the rearward side, enhancing the lubricating and cooling effects. Another significant patent is the assembly of a one-way clutch and bearing, which effectively absorbs thrust loads and generates dynamic pressure. This assembly is engineered to prevent abrupt temperature rises, thereby reducing wear on sliding faces, and is specifically designed for use in torque converters.

Career Highlights

Throughout his career, Katsumi Sekine has worked with prominent companies such as Nok Corporation and Nok Corporation & Koyo Seiko Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Sekine has collaborated with notable coworkers, including Tadashi Honda and Shigeru Watanabe. Their combined expertise has fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Katsumi Sekine's contributions to engineering through his patents and collaborations highlight his innovative spirit and dedication to advancing technology. His work continues to influence the industry and inspire future inventors.

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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