Kuwana, Japan

Yukio Fujii

This inventor holds 2 USPTO granted patents. Top assignee: Ntn Corporation. Active years: 2003-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yukio Fujii. Retrieved from https://idiyas.com/inventor/yukio-fujii-exqt6b66

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

Calculating rank

% Patents Active = 50.0

Average Co-Inventor Count = 2.7

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2003-2009

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2 patents (USPTO):Explore Patents

Title: Yukio Fujii: Innovator in Rolling Bearing Technology

Introduction

Yukio Fujii is a prominent inventor based in Kuwana, Japan. He has made significant contributions to the field of engineering, particularly in the development of rolling bearing technology. With a total of 2 patents to his name, his work has had a notable impact on various mechanical applications.

Latest Patents

Fujii's latest patents include a full-type rolling bearing and a roller cam follower for engines. The full-type rolling bearing is designed to operate under high-speed, heavy-load conditions while accommodating lower viscosity lubricating oils. This innovative bearing consists of an outer ring, an inner ring, and rollers made of steel. Notably, at least one of these components features a carbonitrided layer on its surface, with the austenite crystal grain size number of the surface layer being larger than 10.

Career Highlights

Yukio Fujii is currently associated with NTN Corporation, a leading company in the manufacturing of bearings and related products. His work at NTN has allowed him to focus on advancing bearing technology, contributing to the efficiency and reliability of various mechanical systems.

Collaborations

Fujii has collaborated with notable colleagues, including Kikuo Maeda and Tadatoshi Suzuki. Their combined expertise has fostered innovation and development within their projects.

Conclusion

Yukio Fujii's contributions to rolling bearing technology exemplify his dedication to engineering innovation. His patents reflect a commitment to enhancing mechanical performance and reliability.

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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