Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8076626 | Light amount control, optical writing, and image forming apparatuses having a plurality of drive-current setting units | Toshio Ohide | 2011-12-13 |
| 8022347 | Optical scanning device, image forming apparatus, and optical scanning method having a plurality of light intensity control devices with a switching unit | Hibiki Tatsuno, Tomoaki Suga, Naoto Watanabe, Nobuyuki Arai | 2011-09-20 |
| 7973952 | Method and apparatus for determining developer consumption, and image forming apparatus | — | 2011-07-05 |
| 7885566 | Toner consumption-calculating apparatus, image forming apparatus, and toner consumption calculating method | Rumi Konishi, Akihiro Kawasaki, Yoshiko Ogawa, Atsushi Takehara | 2011-02-08 |