Issued Patents All Time
Showing 51–75 of 83 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7330296 | Synchronous detector, optical scanner, and image forming apparatus | — | 2008-02-12 |
| 7253937 | Multi-beam optical scanning device and image forming apparatus | Takeshi Ueda, Yoshinori Hayashi | 2007-08-07 |
| 7215354 | Scanning optical system, optical scanning device and image forming apparatus | Magane Aoki, Seizo Suzuki, Hiromichi Atsuumi | 2007-05-08 |
| 7068407 | Optical element, optical scanner and image forming apparatus | Seizo Suzuki, Hiromichi Atsuumi | 2006-06-27 |
| 7038822 | Optical element, optical scanner and image forming apparatus | Seizo Suzuki, Hiromichi Atsuumi | 2006-05-02 |
| 7034973 | Scanning optical system, optical scanning device, and image forming apparatus | — | 2006-04-25 |
| 7006120 | Multi-beam optical scanning apparatus and image forming apparatus | Magane Aoki, Yoshinori Hayashi, Seizo Suzuki, Hiromichi Atsuumi | 2006-02-28 |
| 6999208 | Optical scanner, optical scanning method, scanning image forming optical system, optical scanning lens and image forming apparatus | Seizo Suzuki, Hiromichi Atsuumi, Magane Aoki, Hiroyuki Suhara | 2006-02-14 |
| 6937371 | Optical scanner and image formation apparatus | Yoshinori Hayashi, Seizo Suzuki, Atsushi Kawamura, Hiromichi Atsuumi, Akihisa Itabashi | 2005-08-30 |
| 6903855 | Multi-beam scanning method, apparatus and multi-beam light source device achieving improved scanning line pitch using large light emitting points interval | Magane Aoki | 2005-06-07 |
| 6856438 | Optical scanning lens and apparatus capable of effectively generating accurately-pitched light spots, and image forming apparatus using the same | Kenichi Takanashi | 2005-02-15 |
| 6806984 | Optical scanning apparatus capable of reducing variations in shading and improving light usage | Yoshinori Hayoshi | 2004-10-19 |
| 6800845 | Multi-beam scanning device, multi-beam scanning method, light source device, and image forming apparatus | Seizo Suzuki, Hiromichi Atsuumi, Akihisa Itabashi | 2004-10-05 |
| 6801351 | Optical scanning device, line-image forming optical system therein, imaging adjustment method in the device and image forming apparatus | Seizo Suzuki, Magane Aoki, Hiromichi Atsuumi | 2004-10-05 |
| 6781729 | Optical scanning system with unvarying image surface under environmental temperature change | Seizo Suzuki, Hiromichi Atsuumi | 2004-08-24 |
| 6771407 | Optical scanner and image formation apparatus | Yoshinori Hayashi, Seizo Suzuki, Atsushi Kawamura, Hiromichi Atsuumi, Akihisa Itabashi | 2004-08-03 |
| 6704129 | Optical scanning apparatus capable of reducing variations in shading and improving light usage | Yoshinori Hayoshi | 2004-03-09 |
| 6606179 | Optical scanning device, line-image forming optical system therein, imaging adjustment method in the device and image forming apparatus | Seizo Suzuki, Magane Aoki, Hiromichi Atsuumi | 2003-08-12 |
| 6596985 | Multi-beam scanning device, multi-beam scanning method, light source device, and image forming apparatus | Seizo Suzuki, Hiromichi Atsuumi, Akihisa Itabashi | 2003-07-22 |
| RE38195 | Multi-beam optical scanner | Magane Aoki | 2003-07-22 |
| 6509995 | Optical scanning device, line-image forming optical system therein, imaging adjustment method in the device and image forming apparatus | Seizo Suzuki, Magane Aoki, Hiromichi Atsuumi | 2003-01-21 |
| 6448998 | Scanning and imaging lens, optical scanning device and image forming apparatus | Seizo Suzuki, Magane Aoki, Hiromichi Atsuumi | 2002-09-10 |
| 6388792 | Optical scanning device and image forming apparatus | Hiromichi Atsuumi, Seizo Suzuki, Magane Aoki | 2002-05-14 |
| 6366384 | Multi-beam scanning method, apparatus and multi-beam light source device achieving improved scanning line pitch using large light emitting points interval | Magane Aoki | 2002-04-02 |
| 6348988 | Scanning image forming lens and optical scanning apparatus | Magane Aoki | 2002-02-19 |