Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6647214 | Image forming apparatus and control method therefor | — | 2003-11-11 |
| 6591070 | Image forming apparatus and cartridge detachably mountable to same | Takeo Shoji, Hideki Matsumoto, Tomomi Kakeshita | 2003-07-08 |
| 6496660 | Image formation apparatus with printer engine control which judges whether recording sheets can be fed | Kaoru Sato, Yoji Serizawa, Tatsuto Tachibana | 2002-12-17 |
| 6266151 | Image forming apparatus for image formation on sheet | Tatsuto Tachibana, Kaoru Sato, Yoji Serizawa | 2001-07-24 |
| 5619307 | Method of printing test pattern and apparatus for outputting test pattern | Hitoshi Machino, Koichi Ohtaka, Masako Takahashi, Nobuyuki Kinoshita | 1997-04-08 |