Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8217978 | Optical scanning apparatus, an image formation apparatus, and a phase modulation method | Taku Amada, Tomohiro Nakajima, Seizo Suzuki | 2012-07-10 |
| 7936494 | Optical scanning device and image forming apparatus | — | 2011-05-03 |
| 7903134 | Laser scanning apparatus having a photodetector having first and second light receiving units | Satoru Itoh, Mitsuo Suzuki | 2011-03-08 |
| 7826116 | Optical scanning device and image forming apparatus | — | 2010-11-02 |
| 7719737 | Optical scanning device, image forming apparatus and liquid crystal device driving method | Taku Amada, Seizo Suzuki, Hiroyuki Suhara, Mitsuo Suzuki | 2010-05-18 |
| 7450274 | Optical scanning apparatus, image forming apparatus, and beam positioning method | Taku Amada, Seizo Suzuki, Toshihiro Suzuki | 2008-11-11 |
| 7075563 | Multi-beam laser scanning device | — | 2006-07-11 |
| 7050080 | Image forming apparatus for controlling image writing by adjusting image clock | Hidetoshi Ema | 2006-05-23 |
| 7019766 | Optical scanning device | — | 2006-03-28 |
| 7006271 | Optical scanning device and image forming apparatus | Nobuaki Ono | 2006-02-28 |
| 6937371 | Optical scanner and image formation apparatus | Yoshinori Hayashi, Seizo Suzuki, Atsushi Kawamura, Hiromichi Atsuumi, Kohji Sakai | 2005-08-30 |
| 6932271 | Optical scan module, optical scanner, optical scan method, image generator and image reader | Tomohiro Nakajima | 2005-08-23 |
| 6847474 | Optical scanning device, scanning optical system, scanning imaging optical component, optical scanning method, ghost image preventing method and image forming apparatus | — | 2005-01-25 |
| 6839157 | Method and apparatus for multi-beam optical scanning capable of effectively adjusting a scanning line pitch | Nobuaki Ono, Tomohiro Nakajima, Kenichi Takanashi, Tomoya Ohsugi | 2005-01-04 |
| 6800845 | Multi-beam scanning device, multi-beam scanning method, light source device, and image forming apparatus | Kohji Sakai, Seizo Suzuki, Hiromichi Atsuumi | 2004-10-05 |
| 6791596 | Method and apparatus for image forming capable of effectively generating pixel clock pulses | Yasuhiro Nihei, Hidetoshi Ema, Masaaki Ishida | 2004-09-14 |
| 6771407 | Optical scanner and image formation apparatus | Yoshinori Hayashi, Seizo Suzuki, Atsushi Kawamura, Hiromichi Atsuumi, Kohji Sakai | 2004-08-03 |
| 6747818 | Image forming lens, image forming lens unit, original document reading module, apparatus and method, and image information processing apparatus | Kazuyasu Ohashi, Kiichiro Nishina | 2004-06-08 |
| 6707480 | Image formation unit including stored performance information | Minoru Ameyama, Satoru Tomita, Yasuyuki Shinkai, Nekka Matsuura, Katsuichi Ohta +3 more | 2004-03-16 |
| 6700687 | Optical scanning device | — | 2004-03-02 |
| 6624920 | Optical scanning device, scanning optical system, scanning imaging optical component, optical scanning method, ghost image preventing method and image forming apparatus | — | 2003-09-23 |
| 6596985 | Multi-beam scanning device, multi-beam scanning method, light source device, and image forming apparatus | Kohji Sakai, Seizo Suzuki, Hiromichi Atsuumi | 2003-07-22 |
| 6469772 | Light source unit for optical scanning apparatus used in image forming apparatuses | — | 2002-10-22 |
| 6429956 | Optical scanning device and image forming apparatus having the same | — | 2002-08-06 |
| 6381057 | Multi-beam scanning apparatus | — | 2002-04-30 |