Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882253 | Organic laminated photosensitive material of positive charging type | Yoshiaki Kato, Masashi Tanaka, Mitsuji Tsujita, Keizo Kimoto, Mika Kawaguchi | 1989-11-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882253 | Organic laminated photosensitive material of positive charging type | Yoshiaki Kato, Masashi Tanaka, Mitsuji Tsujita, Keizo Kimoto, Mika Kawaguchi | 1989-11-21 |