Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362800 | Sensitized photoconductive compositions and electrophotographic photosensitive layers using such | Masaaki Takimoto, Kenichi Sawada | 1982-12-07 |
| 4343948 | 2,6-Di-tert-butyl-4-methyl thiopyrylium salt | Harumi Katsuyama, Hideo Sato | 1982-08-10 |