Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6497513 | Plain bearing | Tatsuo Yamada, Hideo Ishikawa, Takayuki Shibayama | 2002-12-24 |
| 6491436 | Plain bearing | Tatsuo Yamada, Hideo Ishikawa, Takayuki Shibayama | 2002-12-10 |
| 6491437 | Plain bearing and producing method thereof | Tatsuo Yamada, Hideo Ishikawa, Takayuki Shibayama | 2002-12-10 |
| 6382838 | Plain bearing | Tatsuo Yamada, Hideo Ishikawa, Takayuki Shibayama | 2002-05-07 |
| 6357919 | Plain bearing | Hideo Tsuji, Hideo Ishikawa, Takayuki Shibayama | 2002-03-19 |