Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4923629 | Method and flocculant for water treatment | Takao Hasegawa, Takuya Onitsuka, Minoru Suzuki, Yasuhiro Ehara, Katsuhiro Hashimoto | 1990-05-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4923629 | Method and flocculant for water treatment | Takao Hasegawa, Takuya Onitsuka, Minoru Suzuki, Yasuhiro Ehara, Katsuhiro Hashimoto | 1990-05-08 |