Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4316004 | Process for producing oxybenzoyl copolyesters | Hiroaki Sugimoto | 1982-02-16 |
| 4313870 | Process for producing polycondensates | Haruo Suzuki, Kuniaki Asai, Katsuji Ueno | 1982-02-02 |
| 4311823 | Process for producing aromatic polyesters | Haruo Suzuki, Kuniaki Asai, Katsuji Ueno | 1982-01-19 |