Shizuoka, Japan

Yasuyuki Katayama

This inventor holds 2 USPTO granted patents. Top assignee: Ntn Corporation. Active years: 2015-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuyuki Katayama. Retrieved from https://idiyas.com/inventor/yasuyuki-katayama-nt2ysi1x

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 = 4.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Location History:

  • Iwata, JP (2015)
  • Shizuoka, JP (2016)

Company Filing History:


Years Active: 2015-2016

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2 patents (USPTO):Explore Patents

Title: Innovator Yasuyuki Katayama: Pioneering Ball Bearing Technology

Introduction: Yasuyuki Katayama is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of mechanical engineering, particularly through his innovative patents related to ball bearings. With a total of two patents to his name, Katayama demonstrates a commitment to advancing technology and improving engineering efficiency.

Latest Patents: Yasuyuki Katayama's latest patents include a retainer for ball bearings and the ball bearing itself. The design features two annular members facing each other in an axial direction. Each member has opposed surfaces with hemispherical pockets that host balls at strategically designed positions in a circumferential direction. The annular members are coupled through a snap-fit mechanism, ensuring a secure assembly. The hemispherical pockets are engineered with both ball contact and non-contact surfaces, optimizing performance and functionality in various applications.

Career Highlights: Katayama's affiliation with NTN Corporation highlights his role as an innovator within a leading company specializing in bearings and other precision machinery. His work has elevated the standards in ball bearing design, contributing to the efficiency and reliability of numerous mechanical systems.

Collaborations: Throughout his career, Yasuyuki Katayama has collaborated with talented colleagues, including Shohei Fukama and Takahiro Okada. These professional relationships foster innovation and enhance the development of cutting-edge technologies within the company, benefiting both their projects and the industry as a whole.

Conclusion: Yasuyuki Katayama's contributions to ball bearing technology highlight his prowess as an inventor. His innovative designs not only reflect his technical expertise but also pave the way for advancements in mechanical engineering. As he continues to develop new concepts and collaborate with peers, Katayama remains a vital player in pushing the boundaries of technology.

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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