Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7680429 | Charging device including charging roller and cleaning roller | Muraishi Takaya, Hiromichi Ninomiya, Atsushi Sampe, Yoshiyuki Kimura, Hiroyuki Nagashima +9 more | 2010-03-16 |
| 7493075 | Cleaning device, process cartridge and image forming apparatus | Takeshi Shintani, Toshio Koike, Masato Yanagida, Naohiro Kumagai, Hiroyuki Nagashima +5 more | 2009-02-17 |
| 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 |
| 7474867 | Magnetic carrier, two-component developer, development method, development device and image forming apparatus of electrophotography | Takamasa Ozeki, Takayuki Maruta | 2009-01-06 |
| 7454186 | Direct conversion receiving apparatus and celluar phone | Hidehiko Kurimoto, Kaoru Ishida | 2008-11-18 |
| 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 |
| 7228099 | Cleaning device for cleaning a surface of an image support body | Takeshi Shintani, Toshio Koike, Masato Yanagida, Naohiro Kumagai, Hiroyuki Nagashima +5 more | 2007-06-05 |
| 7149465 | Cleaning unit, process cartridge, image forming apparatus, and toner | Ken Amemiya, Masato Yanagida, Naohiro Kumagai, Takeshi Shintani, Takaaki Tawada +8 more | 2006-12-12 |
| 6633340 | Video signal processor | Atsushi Ohara | 2003-10-14 |
| 5384628 | Developing device for image forming equipment | Nobuo Takami, Kazuyuki Sugihara, Takayuki Maruta, Kazuo Nojima, Noboru Sawayama +2 more | 1995-01-24 |