Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865827 | Process for removing nitrogen oxides | Takahiro Tachi, Hiroshi Kawagoshi, Akira Kato, Hisao Yamashita, Tomoichi Kamo +2 more | 1989-09-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865827 | Process for removing nitrogen oxides | Takahiro Tachi, Hiroshi Kawagoshi, Akira Kato, Hisao Yamashita, Tomoichi Kamo +2 more | 1989-09-12 |