Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8059145 | Color image forming apparatus and image forming method | Tadayuki Ueda, Ryuji Okutomi, Hiroyuki Watanabe, Akifumi Isobe, Yoshihito Sasamoto | 2011-11-15 |
| 7978995 | Image forming apparatus for image density adjustment | Akifumi Isobe, Shigeo Ogino, Hiroyuki Watanabe, Tadayuki Ueda, Yoshihito Sasamoto | 2011-07-12 |
| 7880756 | Image forming apparatus | Norio Joichi, Atsushi Takahashi, Youbao Peng, Yoshihito Sasamoto, Yoshiki Katayama | 2011-02-01 |