Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7357234 | Roller type one-way clutch and roller for the roller type one-way clutch | Hirofumi Ogata, Tomonobu Hasebe | 2008-04-15 |
| 7040469 | One-way clutch apparatus | Hirobumi Shirataki, Hirofumi Ogata | 2006-05-09 |
| 6889807 | One-way clutch apparatus | Hiroyuki Ohishi | 2005-05-10 |