Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877701 | Photosensitive member for electrophotography | Tomohiro Kimura, Hisami Tanaka, Noboru Kashimura, Shigemori Tanaka, Hitoshi Tohma +1 more | 1989-10-31 |
| 4863823 | Electrophotographic member with the surface layer having a fluorine type resin powder and a fluorine type block polymer | Tomohiro Kimura, Toshiyuki Yoshihara, Yoichi Kawamorita, Masaru Nakagawa | 1989-09-05 |
| 4860898 | Packaging arrangement for electrophotographic photosensitive member | Masaru Nakagawa, Yoichi Kawamorita, Koji Yamazaki | 1989-08-29 |
| 4818654 | Electrophotographic photosensitive member with combination of polymethyl methacrylate resins | Toshiyuki Yoshihara | 1989-04-04 |
| 4803140 | Electrophotographic photosensitive member | — | 1989-02-07 |