Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7950856 | Tapered roller bearing | Takashi Sada, Hiroki Matsuyama | 2011-05-31 |
| 7942583 | Rolling bearing cage, ball bearing and roller bearing | Hiroshi Ueno, Satoshi Hashimoto, Yoshihisa Kaneko | 2011-05-17 |