Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478307 | Metal gasket | Kiyoshi Sugimoto, Kazuya Yoshijima | 2002-11-12 |
| 6383378 | Apparatus for treating organic waste water | Susumu Hasegawa, Akira Akashi, Kenji Katsura, Takahiro Fukui | 2002-05-07 |
| 6383387 | Method for treating organic waste water | Susumu Hasegawa, Akira Akashi, Kenji Katsura, Takahiro Fukui | 2002-05-07 |