Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10488745 | Light source device, illumination device, and projector | Noriko Imae, Katsumitsu Hama, Noriyuki Hirano | 2019-11-26 |
| 10474023 | Light source apparatus, illuminator, and projector | Koichi Akiyama | 2019-11-12 |
| 10175566 | Light source device, illumination device, and projector | Koichi Akiyama, Noriyuki Hirano | 2019-01-08 |
| 10108077 | Light source apparatus and projector | Katsumitsu Hama, Tomohiro Takagi, Yuta Ito | 2018-10-23 |
| 9661285 | Projector with multiple types of light sources | Akira Miyamae | 2017-05-23 |
| 9563109 | Light source device with wavelength conversion element and projector including the same | Hidefumi Sakata | 2017-02-07 |
| 9377675 | Light source device and projector | — | 2016-06-28 |
| 9348206 | Light source apparatus and projector having a light combiner with a polarization separation film | — | 2016-05-24 |
| 8998421 | Projector having polarization conversion | Koichi Akiyama | 2015-04-07 |
| 8820943 | Projection apparatus and image display apparatus having a reflector and an optical system with a cut off portion | Masatoshi Yonekubo, Hidefumi Sakata | 2014-09-02 |
| 8506128 | Light source device, illumination system, and projector | Hidefumi Sakata, Susumu Aruga, Takeshi Takezawa | 2013-08-13 |
| 8142263 | Method of manufacturing revolving whetstone and revolving whetstone manufactured by the same | Xue Sheng Li, Yoshikazu Yanagiura | 2012-03-27 |
| 8007141 | Diffraction optical element, lighting device, and projector | Hidefumi Sakata | 2011-08-30 |
| 7946708 | Display device that projects a virtual image display | Hidefumi Sakata, Susumu Aruga | 2011-05-24 |
| 7758192 | Lighting device and projector | — | 2010-07-20 |
| 6978409 | Integrated circuit and testing method for integrated circuit | Akimitsu Shimamura | 2005-12-20 |