Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6027697 | Method and apparatus for treating combustion exhaust gases | Katsuyuki Kurihara, Keisuke Tsukamoto, Koiti Ohya, Hajime Kawaguchi, Tetsuo Msuyama +6 more | 2000-02-22 |