Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4313870 | Process for producing polycondensates | Shozaburo Imai, Haruo Suzuki, Katsuji Ueno | 1982-02-02 |
| 4311823 | Process for producing aromatic polyesters | Shozaburo Imai, Haruo Suzuki, Katsuji Ueno | 1982-01-19 |