Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8606122 | Image forming apparatus with a fixing unit | — | 2013-12-10 |
| 8185024 | Developing unit having a magnet member and image forming apparatus including the developing unit | Kiyoshi Sakoh, Tomoyuki Yoshii | 2012-05-22 |
| 8045895 | Developing device and image forming device | Takuji Matsumoto | 2011-10-25 |
| 7395002 | Image forming apparatus and output image density correction method | Yasuhiro Funayama, Makoto Kanai, Hisashi Fukasawa, Masaru Sakuma | 2008-07-01 |
| 7263298 | Image forming apparatus mounted with replaceable unit, image forming system, and method of controlling image forming apparatus | Yasushi Sakata, Tsuneo Toda, Haruhiko Okabe, Akinori Ono, Hiroh Soga +2 more | 2007-08-28 |
| 7242873 | Image forming apparatus mounted with replaceable unit, image forming system, and method of controlling image forming apparatus | Mikio Saisu, Yasushi Sakata, Haruhiko Okabe, Takeshi Yokoe, Tsuneo Toda +3 more | 2007-07-10 |
| 7194212 | Image forming apparatus attached with replaceable unit | Hiroaki Kumai, Hideaki Tanaka, Hiroh Soga | 2007-03-20 |
| 7174110 | Image forming device having replacement units mounted thereto | Hiroh Soga, Hiroshi Kawarazuka, Hideaki Tanaka | 2007-02-06 |
| 6349183 | Image forming apparatus | Yoshifumi Ozaki, Toru Ishikawa, Hiroshi Kawarazuka | 2002-02-19 |