Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8820943 | Projection apparatus and image display apparatus having a reflector and an optical system with a cut off portion | Takayuki Matsubara, Masatoshi Yonekubo | 2014-09-02 |
| 8678596 | Illumination device and projector with fluorescent plate | Shunji Kamijima, Akira Miyamae, Shuji Narimatsu | 2014-03-25 |
| 8506128 | Light source device, illumination system, and projector | Susumu Aruga, Takayuki Matsubara, Takeshi Takezawa | 2013-08-13 |
| 8308309 | Lighting device and projector | — | 2012-11-13 |
| 8132918 | Illumination apparatus, projector, and polarization conversion element | — | 2012-03-13 |
| 8007141 | Diffraction optical element, lighting device, and projector | Takayuki Matsubara | 2011-08-30 |
| 7972009 | Projector and projection unit | Taisuke Yamauchi, Takashi Takeda | 2011-07-05 |
| 7946708 | Display device that projects a virtual image display | Susumu Aruga, Takayuki Matsubara | 2011-05-24 |
| 7809209 | Image display device, and control method for the same | — | 2010-10-05 |
| 7576313 | Light source device and image display device | Takashi Takeda, Masatoshi Yonekubo, Susumu Aruga | 2009-08-18 |
| 7484850 | Illuminating device and projector | Susumu Aruga | 2009-02-03 |
| 7360900 | Illuminating apparatus, image display apparatus, and projector | Susumu Aruga, Takashi Takeda | 2008-04-22 |
| 7325932 | Display device, lighting device and projector | — | 2008-02-05 |
| 7293880 | Light source including multiple light emitting devices driven by a control device, and projector | Masatoshi Yonekubo | 2007-11-13 |
| 7287860 | Display device, display method, and projector | Shohei Yoshida, Hidehito Iisaka | 2007-10-30 |
| 7270427 | Display device, lighting device and projector | — | 2007-09-18 |
| 7192147 | Lighting system and projector | Takashi Takeda | 2007-03-20 |
| 7159987 | Display device, lighting device and projector | — | 2007-01-09 |
| 7088347 | Coordinate input device detecting touch on board associated with liquid crystal display, and electronic device therefor | Hidehito Iisaka | 2006-08-08 |
| 7034808 | Touch panel and electronic device | Tetsuhiko Takeuchi, Hidehito Iisaka, Shohei Yoshida | 2006-04-25 |
| 6944375 | Optical element and illuminator and projection display device | Takashi Takeda | 2005-09-13 |
| 6764182 | Light reflective polarizer and projector using the same | Yoshitaka Ito | 2004-07-20 |
| 6644832 | Illumination device and manufacturing method therefor, display device, and electronic instrument | Shohei Yoshida, Hidehito Iisaka, Tetsuhiko Takeuchi | 2003-11-11 |
| 6592224 | Optical reflection polarizer and projector comprising the same | Yoshitaka Ito | 2003-07-15 |
| 5673241 | Focus detection mechanism and optical head and optical storage device that use it | Fumio Koyama, Masatoshi Yonekubo, Takashi Takeda, Toshio Arimura, Osamu Yokoyama | 1997-09-30 |