Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6688771 | Retainer for rolling bearing | Sumio Sato | 2004-02-10 |
| 6688772 | Retainer for ball bearing, and ball bearing including the same | Takuya Yamamoto | 2004-02-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6688771 | Retainer for rolling bearing | Sumio Sato | 2004-02-10 |
| 6688772 | Retainer for ball bearing, and ball bearing including the same | Takuya Yamamoto | 2004-02-10 |