Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12064993 | Bearing device for vehicle wheel | Shun Tamaki | 2024-08-20 |
| 10550916 | Chain tensioner, chain tensioner group, and method of manufacturing a chain tensioner | Seiji Sato | 2020-02-04 |
| 10107368 | Chain tensioner | Kouichi Onimaru | 2018-10-23 |
| 9046176 | Hydraulic auto-tensioner | Seiji Sato, Hisashi Hayakawa, Tadahisa Tanaka | 2015-06-02 |
| 8393987 | Chain tensioner | Seiji Sato, Satoshi Kitano, Hisashi Hayakawa | 2013-03-12 |
| 8371973 | Chain tensioner | Seiji Sato | 2013-02-12 |