Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6766636 | Gas turbine intake air filter unit | Mitsuru Dougahara, Hidemasa Takashima, Shigeru Yoshitake | 2004-07-27 |
| 4853194 | Method for treating exhaust gas | Masao Hino, Kenichi Yoneda, Masato Miyake, Hidehiko Otani, Tsukasa Isahaya +2 more | 1989-08-01 |