Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6457724 | Metallic gasket | Tomoyoshi Ogaeri, Koichi Nakazato | 2002-10-01 |
| 6431554 | Metal gaskets | Yasuhiro Miyamoto, Yuji Fukui, Kenichi Sekioka | 2002-08-13 |
| 6336639 | Metal gaskets | Kenji Ishida, Tomoyoshi Ogaeri, Tsuyoshi Hiramatsu, Naoki II | 2002-01-08 |