Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9431445 | Reflective optical sensor, image forming apparatus, and surface information detecting method | Susumu Momma, Koji Masuda, Hidemasa Suzuki | 2016-08-30 |
| 8610968 | Document illuminating system and image reader including the same | Atsushi Takaura, Nobuaki Ono, Yasuo Sakurai, Yasunobu Youda, Masahiro Itoh | 2013-12-17 |
| 8416471 | Document illuminating system and image reader including the same | Atsushi Takaura, Nobuaki Ono, Yasuo Sakurai, Yasunobu Youda, Masahiro Itoh | 2013-04-09 |
| 8162485 | Intermediate image formation optical system, image formation device, and methods thereof | Atsushi Takaura, Takanobu Osaka, Yasuyuki Takiguchi, Toshiaki Tokita, Kazuhiro Fujita +1 more | 2012-04-24 |
| 8045249 | Optical scanning device | Masanori Kobayashi, Hiroyoshi Funato | 2011-10-25 |
| 7889224 | Optical path switching device, optical scanning device, and image forming apparatus | Toshimichi Hagiya, Atsushi Takaura, Toshiaki Tokita | 2011-02-15 |
| 7857458 | Image display device and image projection device | Kazuhiro Fujita, Atsushi Takaura, Yasuyuki Takiguchi, Toshiaki Tokita, Toshiharu Murai +2 more | 2010-12-28 |
| 7753531 | Image display apparatus and projection optical system | Kazuhiro Fujita, Takanobu Osaka, Atsushi Takaura, Masanori Kobayashi, Hiroyuki Sugimoto +3 more | 2010-07-13 |
| 7590159 | Surface-emission laser diode operable in the wavelength band of 1.1-1.7 micrometers and optical telecommunication system using such a laser diode | Naoto Jikutani, Shunichi Sato, Takashi Takahashi, Akihiro Itoh, Takuro Sekiya +9 more | 2009-09-15 |
| 7564508 | Light path shift device and image display device | Hiroyuki Sugimoto, Toshiaki Tokita, Kazuhiro Fujita, Toshiharu Murai, Yasuyuki Takiguchi +2 more | 2009-07-21 |
| 7561336 | Micro-optical device, spatial optical modulator and projector utilizing the micro-optical device | Takanobu Osaka, Atsushi Takaura, Kazuhiro Fujita | 2009-07-14 |
| 7495831 | Optical device, display device, and three-dimension image display device for changing a polarization state of a light beam in time | Toshiaki Tokita, Kazuhiro Fujita, Toshiharu Murai, Atsushi Takaura, Takanobu Osaka +4 more | 2009-02-24 |
| 7336411 | Spatial light modulator and display device | Kazuhiro Fujita, Takanobu Osaka, Atsushi Takaura, Hiroyuki Sugimoto, Yasuyuki Takiguchi | 2008-02-26 |
| 7322700 | Image display apparatus | Kenji Kameyama, Takanobu Osaka, Ikuo Katoh, Atsushi Takaura, Kenji Namie +1 more | 2008-01-29 |
| 7245647 | Surface-emission laser diode operable in the wavelength band of 1.1-1.7mum and optical telecommunication system using such a laser diode | Naoto Jikutani, Shunichi Sato, Takashi Takahashi, Akihiro Itoh, Takuro Sekiya +9 more | 2007-07-17 |
| 7125121 | Image display apparatus | Kenji Kameyama, Takanobu Osaka, Ikuo Katoh, Atsushi Takaura, Kenji Namie +1 more | 2006-10-24 |
| 6975663 | Surface-emission laser diode operable in the wavelength band of 1.1-7μm and optical telecommunication system using such a laser diode | Takuro Sekiya, Akira Sakurai, Masayoshi Katoh, Teruyuki Furuta, Ken Kanai +9 more | 2005-12-13 |
| 6497488 | Illumination system and projector | Satoshi Yamauchi, Kenji Kameyama, Yasuyuki Takiguchi | 2002-12-24 |
| 6061042 | Liquid crystal display device | Hiroyuki Takahashi, Kenji Kameyama, Yasuyuki Takiguchi, Akihiko Kanemoto, Fuminao Matsumoto | 2000-05-09 |
| 5331650 | Light source device and optical pickup using light source device | Hideo Maeda | 1994-07-19 |