Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4932860 | Electrophotographic photosensitive member | Masaaki Hiro, Yoichi Kawamorita, Masaru Nakagawa, Fumio Sumino, Noboru Kashimura +2 more | 1990-06-12 |
| 4931841 | Electrophotographic apparatus having abraded surface photosensitive member | — | 1990-06-05 |
| 4863823 | Electrophotographic member with the surface layer having a fluorine type resin powder and a fluorine type block polymer | Masaaki Hiro, Tomohiro Kimura, Yoichi Kawamorita, Masaru Nakagawa | 1989-09-05 |
| 4855202 | Electrophotographic photosensitive member | Tomohiro Kimura | 1989-08-08 |
| 4851314 | Electrophotographic photosensitive member with combined polycarbonate resins | — | 1989-07-25 |
| 4818654 | Electrophotographic photosensitive member with combination of polymethyl methacrylate resins | Masaaki Hiro | 1989-04-04 |
| 4792507 | Electrophotographic member with surface layer having fluorine resin powder and fluorine graft polymer | Masaaki Hiro, Tomohiro Kimura | 1988-12-20 |
| 4716091 | Electrophotographic member with silicone graft copolymer in surface layer | Masaaki Hiro, Katsunori Watanabe | 1987-12-29 |
| 4606949 | Coating method | Yuichi Yashiki, Motomu Horii, Mutsuo Ohtaka | 1986-08-19 |
| 4533232 | Electrophotographic process | Naoto Fujimura, Akihiro Sonobe, Norie Takebayashi, Takashi Tanaka, Masaki Kuribayashi | 1985-08-06 |
| 4517271 | Electrophotographic CdS photosensitive member with acrylic resin binder | Masaaki Hirooka, Keiji Kubo | 1985-05-14 |