Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8115996 | Screen fabric and screen | — | 2012-02-14 |
| 7972019 | Optical device and projector | Kazuyuki Iinuma, Nobuo Watanabe | 2011-07-05 |
| 7564505 | Optical device and projector equipped with the same | — | 2009-07-21 |
| 7520621 | Manufacturing apparatus of optical device, manufacturing method thereof and projector | — | 2009-04-21 |
| 7303644 | Manufacturing method of optical device | Hideo Yamaguchi, Hidetoshi Hashizume, Shohei Fujisawa, Kazuyuki Iinuma | 2007-12-04 |
| 7289655 | Device for inspecting illumination optical device and method for inspecting illumination optical device | — | 2007-10-30 |
| 7273287 | Optical device, projector and manufacturing method of the optical device | — | 2007-09-25 |
| 7222976 | Optical device and projector | Kazuyuki Iinuma, Hiroshi Kobayashi, Hidetoshi Hashizume | 2007-05-29 |
| 7216988 | Optical device and projector | — | 2007-05-15 |
| 7175283 | Optical device, optical device manufacturing method, and projector | Hidetoshi Hashizume | 2007-02-13 |
| 7172291 | Electronic apparatus and cooling medium replacement cartridge | — | 2007-02-06 |
| 7152982 | Optical component casing and projector | Hideo Yamaguchi, Hidetoshi Hashizume, Shohei Fujisawa, Kazuyuki Iinuma | 2006-12-26 |
| 7137705 | Optical device with optical modulator fixation-enhancing structure and projector | — | 2006-11-21 |
| 7118222 | Optical device and protector | — | 2006-10-10 |
| 7086737 | Optical apparatus, and projector | — | 2006-08-08 |
| 7055970 | Optical apparatus and projector | — | 2006-06-06 |
| 7048390 | Producing method of optical device, positioning master, optical device and projector | — | 2006-05-23 |
| 7046461 | Optical component positioning jig and manufacturing apparatus of optical device | Hideo Yamaguchi, Hidetoshi Hashizume, Shohei Fujisawa | 2006-05-16 |
| 7004590 | Production method for optical device, optical device produced by this method and projector provided with this optical device | — | 2006-02-28 |
| 6989894 | Lens evaluation method and lens-evaluating apparatus | Koichi Kojima, Shunji Umemura | 2006-01-24 |
| 6966653 | Cooling device and optical device and projector having the cooling device | — | 2005-11-22 |
| 6935745 | Optical device, method for manufacturing optical device, and projector | Nobuo Watanabe, Motoyuki Fujimori, Yoshiyuki Yanagisawa, Taisuke Uehara, Toshiaki Hashizume | 2005-08-30 |
| 6923545 | Method for manufacturing color combining optical system, apparatus for manufacturing color combining optical system and method for manufacturing projector | — | 2005-08-02 |
| 6903827 | POSITION ADJUSTING METHOD AND POSITION ADJUSTING SYSTEM OF COLOR COMBINING OPTICAL SYSTEM, POSITION ADJUSTING METHOD AND POSITION ADJUSTING SYSTEM OF OPTICAL MODULATOR, COLOR COMBINING OPTICAL SYSTEM AND PROJECTOR | Shohei Fujisawa, Hidetoshi Hashizume | 2005-06-07 |
| 6894841 | Device and method for positional adjustment of light modulator | Koichi Kojima | 2005-05-17 |