Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7486914 | Electrophotographic image forming apparatus, process cartridge and image forming method wherein lubricant is supplied to a surface of an image bearing member | Toshiyuki Kabata, Keisuke Shimoyama, Hideo Nakamori | 2009-02-03 |
| 7274898 | Process cartridge, image forming method, and image forming apparatus | Hideo Nakamori, Keisuke Shimoyama | 2007-09-25 |
| 7267916 | Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the electrophotographic photoreceptor | Akihiro Sugino, Takaaki Ikegami, Eiji Kurimoto, Hideo Nakamori, Hidetoshi Kami +1 more | 2007-09-11 |
| 5342718 | Electrophotographic photoconductor with overlayer of polyol-curing polyurethane resin | Mitsuru Seto, Junichiro Hashimoto, Takashi Rokutanzono | 1994-08-30 |
| 5147751 | Electrophotographic photoconductor and electrophotographic copying process and apparatus using the photoconductor | Narihito Kojima, Hiroshi Nagame, Mitsuru Seto, Takashi Rokutanzono | 1992-09-15 |
| 5008172 | Electrophotographic photoconductor | Takashi Rokutanzono, Yukio Ide, Hiroshi Nagame, Kohichi Ohshima, Narihito Kojima | 1991-04-16 |