Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7110699 | Image forming apparatus and process cartridge for use in the same | Hideo Yoshizawa, Eisaku Murakami, Hiroyuki Nagashima, Yoshiyuki Kimura, Eiji Kurimoto | 2006-09-19 |
| 7106991 | Process cartridge smoothly and stably attached to and detached from an image forming apparatus, and an image forming apparatus including the process cartridge | Hiroshi Hosokawa, Tetsuroh Miura, Shinichi Kawahara, Takaaki Tawada, Yoshiyuki Kimura | 2006-09-12 |
| 7024133 | Image forming apparatus using a user installable process cartridge, a method of arranging the process cartridge, and the process cartridge itself | Hiroyuki Nagashima, Atsushi Sampe, Yoshiyuki Kimura, Nobuo Kuwabara, Hiroshi Hosokawa +7 more | 2006-04-04 |
| 7010246 | Image forming apparatus, drum unit, image forming module, and method of insertion and removal of a damper into and from an image carrier drum | Takatsugu Fujishiro, Takeo Suda, Hisao Murayama | 2006-03-07 |
| 6993281 | Image forming apparatus and process cartridge including flexible member | Hideo Yoshizawa, Eisaku Murakami, Hiroyuki Nagashima, Yoshiyuki Kimura, Eiji Kurimoto | 2006-01-31 |
| 6975830 | Image forming apparatus, process cartridge, and waste toner recovery device | Eisaku Murakami, Hideo Yoshizawa, Hiroyuki Nagashima, Yoshiyuki Kimura, Eiji Kurimoto +2 more | 2005-12-13 |
| 6266501 | Image-forming apparatus having a seal for a developer and a method for detecting a removal of the seal | Haruji Mizuishi, Masaru Tanaka, Kenzo Tatsumi, Ken Amemiya, Toshitaka Yamaguchi +3 more | 2001-07-24 |
| 6148161 | Image forming apparatus with improved toner density control | Noriyuki Usui, Ken Amemiya, Haruji Mizuishi, Mayumi Ohori, Masaru Tanaka +3 more | 2000-11-14 |
| 6144822 | Image forming apparatus having detachable transfer roller and discharge device | Toshitaka Yamaguchi, Masaru Tanaka, Hiroshi Mizusawa, Kenzo Tatsumi, Ken Amemiya +3 more | 2000-11-07 |