Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5202193 | N-substituted acrylamide copolymer | Hideyuki Sumi, Hiroshi Hotta, Manabu Kikuta, Nario Uejyukkoku, Masashi Takeda +4 more | 1993-04-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5202193 | N-substituted acrylamide copolymer | Hideyuki Sumi, Hiroshi Hotta, Manabu Kikuta, Nario Uejyukkoku, Masashi Takeda +4 more | 1993-04-13 |