Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7034859 | Optical scanning device and image forming apparatus using the same | Keiichiro Ishihara, Hiroshi Sato, Manabu Kato | 2006-04-25 |
| 6992807 | Optical scanning apparatus and image forming apparatus using the same | — | 2006-01-31 |
| 6930807 | Color image reading apparatus | Yukio Takemura, Takeshi Yamawaki | 2005-08-16 |
| 6873804 | Image sensing device | Ken Nishimura | 2005-03-29 |
| 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 |
| 6683718 | Diffractive optical element and image reader using the same | Takayuki Sugiyama, Hiroshi Sato, Motomu Fukasawa | 2004-01-27 |
| 6683707 | Scanning optical apparatus and image forming apparatus using the same | Keiichiro Ishihara, Hiroshi Sato, Manabu Kato | 2004-01-27 |
| 6507445 | Optical system and original reading apparatus | — | 2003-01-14 |
| 6239885 | Image reading apparatus and adjusting method for the same | Hiroshi Sato, Hidemi Takayama | 2001-05-29 |
| 6064057 | Color image reading apparatus | Hiroshi Sato | 2000-05-16 |