Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7496323 | Lubricant applying unit, process cartridge, and image forming apparatus | Chohtaroh Kataoka, Shinichi Kawahara, Takeo Suda | 2009-02-24 |
| 7477862 | Charged device, cleaning device, process cartridge, toner, and image-forming device that uses these | Muraishi Takaya, Hiromichi Ninomiya, Atsushi Sampe, Yoshiyuki Kimura, Hiroyuki Nagashima +9 more | 2009-01-13 |
| 7430377 | Image forming apparatus and process cartridge having a detachable unit body having a lubricant applying unit and image carrier mounted thereon | Toshio Koike, Ken Amemiya, Naohiro Kumagai, Masato Yanagida, Masanori Kawasumi +8 more | 2008-09-30 |
| 7391991 | Process cartridge and image forming apparatus | Takeo Suda, Shinichi Kawahara, Choutaroh Kataoka | 2008-06-24 |
| 7373092 | Method and apparatus for image forming capable of effectively collecting waste toner | — | 2008-05-13 |
| 7313347 | Cleaning device, process cartridge, image forming apparatus and toner | Takeshi Shintani, Takuzi Yoneda, Ken Amemiya, Tokuya Ojimi, Toshio Koike +12 more | 2007-12-25 |
| 7292816 | Method and apparatus for electrophotographic image forming capable of effectively removing residual toner, a cleaning mechanism used therein, a process cartridge including the cleaning mechanism used in the apparatus, and toner used in the apparatus | Tokuya Ojimi, Toshio Koike, Takeshi Shintani, Yuji Arai, Takuzi Yoneda +4 more | 2007-11-06 |
| 7209698 | Method and apparatus for image forming capable of using minuscule spherical particles of toner, a process cartridge in use for the apparatus and a toner used in the image forming for obtaining an image with a high thin line reproducibility | Shinichi Kawahara, Takeo Suda, Chohtaroh Kataoka, Keiichi Yoshida, Haruji Mizuishi | 2007-04-24 |
| 7149465 | Cleaning unit, process cartridge, image forming apparatus, and toner | Ken Amemiya, Masato Yanagida, Naohiro Kumagai, Takeshi Shintani, Yuji Arai +8 more | 2006-12-12 |
| 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, Yoshiyuki Kimura, Hideki Zemba | 2006-09-12 |
| 7035582 | Image forming apparatus and process cartridge including lubricant applying device that prevents waste of lubricant | Takeo Suda, Shinichi Kawahara, Chohtaroh Kataoka | 2006-04-25 |
| D468345 | Toner cartridge | Shuuji Tanaka, Akiyoshi Tanaka, Shinji Tamaki | 2003-01-07 |
| D418862 | Toner cartridge | Moriaki Ogawa, Takeo Suda, Akiyoshi Tanaka | 2000-01-11 |
| 5610691 | Image forming apparatus having a contact charging member and a cleaning member | Sadao Takahashi, Hirohisa Ohtsuka | 1997-03-11 |
| 5596395 | Image forming apparatus and its control system having a single device for moving a charging member and a transfer member | Tadahide Sawamura, Fumihito Itoh | 1997-01-21 |
| 5572293 | Method of and system for cleaning a charge inducing member | Nobuo Kikuchi, Kouichi Yamazaki, Sadao Takahashi, Kentaro Matsumoto, Tadashi Hayakawa +3 more | 1996-11-05 |