Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8081355 | Illumination unit, image read apparatus, image formation apparatus | Kiichiro Nishina, Yasuo Sakurai, Masahiro Itoh, Yoshifumi Sudoh | 2011-12-20 |
| 8022347 | Optical scanning device, image forming apparatus, and optical scanning method having a plurality of light intensity control devices with a switching unit | Kenichi Ono, Tomoaki Suga, Naoto Watanabe, Nobuyuki Arai | 2011-09-20 |
| 7957039 | Original-document illumination apparatus, image reading apparatus, color-original-document reading apparatus and image forming apparatus | — | 2011-06-07 |
| 7920304 | Image reading device and image forming apparatus | Yasuo Sakurai, Kiichiro Nishina, Nobuaki Ono, Masahiro Itoh | 2011-04-05 |