Issued Patents 2004
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831764 | Light scanning device and image forming apparatus using the same | Hiroshi Sato, Manabu Kato, Keiichiro Ishihara | 2004-12-14 |
| 6803942 | Light scanning device and image forming apparatus using the same | Hiroshi Sato, Manabu Kato, Keiichiro Ishihara | 2004-10-12 |
| 6774924 | Scanning optical device with single lens scanning optical element | Manabu Kato, Hiroshi Sato, Keiichiro Ishihara | 2004-08-10 |
| 6760138 | Optical scanning apparatus and image forming apparatus using the same | — | 2004-07-06 |
| 6738164 | Color image reading apparatus | Kazuyuki Kondo, Hiroshi Sato, Shinichi Arita | 2004-05-18 |
| 6735000 | Image reading apparatus and method | Hiroshi Sato, Seiichiro Satomura, Mitsuru Kurita | 2004-05-11 |
| 6693744 | Imaging element and image reading apparatus | — | 2004-02-17 |
| 6683707 | Scanning optical apparatus and image forming apparatus using the same | Keiichiro Ishihara, Hiroshi Sato, Manabu Kato | 2004-01-27 |
| 6683718 | Diffractive optical element and image reader using the same | Takayuki Sugiyama, Hiroshi Sato, Motomu Fukasawa | 2004-01-27 |