Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4914163 | Process for preparing heterocyclic copolymers | Kazuyuki Sakota, Takayuki Masuda, Chihiro Imai, Tetsuro Nakahama, Toshimitsu Sugawara +1 more | 1990-04-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4914163 | Process for preparing heterocyclic copolymers | Kazuyuki Sakota, Takayuki Masuda, Chihiro Imai, Tetsuro Nakahama, Toshimitsu Sugawara +1 more | 1990-04-03 |