Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6273615 | Retainer for a bearing and a ball bearing | Rikuro Obara | 2001-08-14 |
| 4810108 | Bearing | — | 1989-03-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6273615 | Retainer for a bearing and a ball bearing | Rikuro Obara | 2001-08-14 |
| 4810108 | Bearing | — | 1989-03-07 |