Issued Patents All Time
Showing 1–25 of 104 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9266351 | Optical scanning device and image forming apparatus | — | 2016-02-23 |
| 8848013 | Optical scanning device and image forming apparatus including a plurality of scanned members | Kenichiroh Saisho, Toshiaki Tokita, Nobuaki Kubo | 2014-09-30 |
| 8675034 | Optical scanning apparatus and image forming apparatus | — | 2014-03-18 |
| 8654168 | Optical scanning device, image forming apparatus, and optical scanning device designing method | Kazuhiro Akatsu, Masaaki Ishida | 2014-02-18 |
| 8648892 | Image forming apparatus to detect and correct density variations in a developed image | Masaaki Ishida, Atsufumi Omori, Kazuhiro Akatsu, Muneaki Iwata, Hayato Fujita | 2014-02-11 |
| 8351118 | Polarization splitting device, method of manufacturing polarization beam splitter, optical scanning device, and image forming apparatus | Toshiaki Tokita, Hideaki Hirai | 2013-01-08 |
| 8217978 | Optical scanning apparatus, an image formation apparatus, and a phase modulation method | Taku Amada, Tomohiro Nakajima, Akihisa Itabashi | 2012-07-10 |
| 8164612 | Light source unit, phase type optical element, and laser beam scanning device | Shigeaki Imai | 2012-04-24 |
| 8130250 | Optical scanner and imaging apparatus using the same | Yoshinori Hayashi, Kazuyuki Shimada | 2012-03-06 |
| 8115794 | Optical scanning device and image forming apparatus | Masako Yoshii, Yoshinori Hayashi, Daisuke Ichii | 2012-02-14 |
| 8072478 | Optical scanning device, image forming apparatus, and write method | Jun Tanabe, Shigeaki Imai | 2011-12-06 |
| RE42865 | Image forming system employing effective optical scan-line control device | Mitsuo Suzuki, Naoki Miyatake, Taku Amada, Kazuyuki Shimada, Satoru Itoh | 2011-10-25 |
| 7903135 | Optical scanning device and image forming apparatus for optimizing arrangement intervals in a main-scanning direction and a sub-scanning direction | Daisuke Ichii, Yoshinori Hayashi, Masaaki Ishida, Makoto Hirakawa | 2011-03-08 |
| 7903133 | Optical scanner and imaging apparatus using the same | Yoshinori Hayashi, Kazuyuki Shimada | 2011-03-08 |
| 7777774 | Image forming system employing effective optical scan-line control device | Mitsuo Suzuki, Naoki Miyatake, Taku Amada, Kazuyuki Shimada, Satoru Itoh | 2010-08-17 |
| 7764301 | Optical scanning device and image forming apparatus | Yoshinori Hayashi, Tadashi Nakamura | 2010-07-27 |
| 7760223 | Optical scan apparatus and image formation apparatus | Hironobu Mifune, Yoshinori Hayashi, Yasuhiro Nihei | 2010-07-20 |
| 7719737 | Optical scanning device, image forming apparatus and liquid crystal device driving method | Taku Amada, Akihisa Itabashi, Hiroyuki Suhara, Mitsuo Suzuki | 2010-05-18 |
| 7706040 | Optical scanning apparatus, illuminant apparatus and image forming apparatus | Taku Amada, Satoru Itoh, Tomohiro Nakajima | 2010-04-27 |
| 7532227 | Optical scanner and image forming apparatus | Tomohiro Nakajima, Akira Kojima, Ikuko Yamashiro, Taku Amada, Yoshinori Hayashi +1 more | 2009-05-12 |
| 7525561 | Optical scanner and image forming apparatus | Tomohiro Nakajima, Akira Kojima, Ikuko Yamashiro, Taku Amada, Yoshinori Hayashi +1 more | 2009-04-28 |
| 7450274 | Optical scanning apparatus, image forming apparatus, and beam positioning method | Akihisa Itabashi, Taku Amada, Toshihiro Suzuki | 2008-11-11 |
| 7355770 | Optical scanning unit and image forming apparatus | Naoki Miyatake, Shigeaki Imai | 2008-04-08 |
| 7333254 | Optical scanning apparatus, illuminant apparatus and image forming apparatus | Taku Amada, Satoru Itoh, Tomohiro Nakajima | 2008-02-19 |
| 7277212 | Optical scanning unit and image forming apparatus | Naoki Miyatake, Shigeaki Imai | 2007-10-02 |