Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4892678 | Thiophene derivative polymer and a polymer composition thereof | Susumu Tanaka, Masaaki Sato, Kyoji Kaeriyama, Yoshio Suda | 1990-01-09 |
| 4877852 | Thiophene derivative polymer and a polymer composition thereof | Susumu Tanaka, Masaaki Sato, Kyoji Kaeriyama, Yoshio Suda | 1989-10-31 |