This inventor holds 1 USPTO granted patent. Top assignee: Ntn Corporation. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Yoshihiko Matsutani: Inventor of a Heat-Resistant Rolling Bearing Cage
Introduction
Yoshihiko Matsutani is an inventor associated with NTN Corporation in Mie, Japan. His patent work includes a rolling bearing cage designed to combine heat resistance with reliable moldability, including in a thick-walled design.
Latest Patents
Matsutani is named on 1 patent: “Rolling Bearing Cage and Rolling Bearing.” The invention describes an annular cage made by injection-molding a resin composition. It has pockets that retain rolling elements and an axial end surface with a radial thickness of at least 2.00 mm. The composition uses polyamide resin as its base resin, specifically a copolymerized polyamide containing hexamethylene terephthalamide and hexamethylene adipamide units. The design aims to provide heat resistance and good moldability while supporting the rolling elements in a bearing.
Career Highlights
The available information connects Matsutani’s patent activity with NTN Corporation, a company associated with bearing technology. His listed invention addresses material selection and cage geometry, with the goal of improving manufacturing and performance characteristics.
Collaborations
Takumi Hayashi and Masaki Nakanishi are identified as Matsutani’s coworkers. The available details do not specify their roles in the patent or whether they collaborated on this invention.
Conclusion
Yoshihiko Matsutani’s listed patent focuses on a thick-walled, injection-molded rolling bearing cage that combines heat resistance with moldability.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile