Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4370464 | Cationic polymer flocculant | Katsutoshi Tanaka, Hisao Takeda, Mutsumi Kawano | 1983-01-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4370464 | Cationic polymer flocculant | Katsutoshi Tanaka, Hisao Takeda, Mutsumi Kawano | 1983-01-25 |