Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4350833 | Terephthaldialdehyde monoacetal and method for manufacture thereof | — | 1982-09-21 |
| 4339524 | Photosensitive resinous materials containing stilbazolium groups | Osamu Takeuchi, Hideo Kusama, Kazuo Yamazaki, Akira Saka, Hiroshi Ito +1 more | 1982-07-13 |