Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4199554 | Method of and apparatus for removing nitrogen oxides from the gases containing nitrogen oxides | Tadashi Araki, Hatsuo Seito, Masayuki Funabashi, Koji Seguchi | 1980-04-22 |