Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10352359 | Thrust roller bearing cage and method for manufacturing the same | Kazuyuki Yamamoto | 2019-07-16 |
| 10260555 | Thrust roller bearing cage and method for manufacturing the same | Kazuyuki Yamamoto | 2019-04-16 |
| 10190625 | Thrust roller bearing cage and method for manufacturing the same | Kazuyuki Yamamoto | 2019-01-29 |
| 10190626 | Thrust roller bearing cage and method for manufacturing the same | Kazuyuki Yamamoto | 2019-01-29 |