Issued Patents All Time
Showing 1–25 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11657985 | Operation switch unit, remote operation terminal and operation system | Shigetoshi Fujitani, Toshiyuki Kasama, Eiji Yoshi | 2023-05-23 |
| 11402737 | Light source device and projector including a phosphor and a color-changing section | Kazuhiro Fujita, Toshiharu Murai, Tatsuya Takahashi, Takehiro Nishimori | 2022-08-02 |
| RE49040 | Light source apparatus and image projection apparatus | — | 2022-04-19 |
| 10627711 | Light source device that emits a plurality of color lights including a fluorescent light, and projector using the same | Kazuhiro Fujita, Toshiharu Murai, Tatsuya Takahashi, Takehiro Nishimori | 2020-04-21 |
| RE47778 | Light source apparatus and image projection apparatus | — | 2019-12-24 |
| 10191361 | Light source device including a light source section to adjust brightness and projector using the same | Kazuhiro Fujita, Toshiharu Murai, Tatsuya Takahashi, Takehiro Nishimori | 2019-01-29 |
| RE46622 | Light source apparatus and image projection apparatus | — | 2017-12-05 |
| 9726966 | Light source device and projector using the same | Kazuhiro Fujita, Toshiharu Murai, Tatsuya Takahashi, Takehiro Nishimori | 2017-08-08 |
| 9594296 | Illumination device including a wavelength converter | Kazuhiro Fujita, Tatsuya Takahashi, Toshiharu Murai, Takehiro Nishimori | 2017-03-14 |
| 9557631 | Light source unit and image projection apparatus including light source unit | Takehiro Nishimori, Kazuhiro Fujita, Toshiharu Murai, Tatsuya Takahashi | 2017-01-31 |
| 9400416 | Illumination light source device including a reflecting-transmitting element, projection device including the illumination light source device and method to control the projection device | Tatsuya Takahashi, Kazuhiro Fujita, Toshiharu Murai, Takehiro Nishimori | 2016-07-26 |
| 9348200 | Light source unit and projector incorporating the same | Tatsuya Takahashi, Kazuhiro Fujita, Toshiharu Murai, Takehiro Nishimori | 2016-05-24 |
| 9279566 | Light deflector, light source device, image projecting device, and display device | Takehiro Nishimori, Kazuhiro Fujita, Toshiharu Murai, Tatsuya Takahashi | 2016-03-08 |
| 9250504 | Light source unit and image projection apparatus including light source unit | Takehiro Nishimori, Kazuhiro Fujita, Toshiharu Murai, Tatsuya Takahashi | 2016-02-02 |
| 9223194 | Illumination light beam forming device, illumination light source device and image display device | Kazuhiro Fujita, Toshiharu Murai, Tatsuya Takahashi, Takehiro Nishimori | 2015-12-29 |
| 9131165 | Illumination light source system, projector having the same, and method of controlling projector | Tatsuya Takahashi, Kazuhiro Fujita, Toshiharu Murai, Takehiro Nishimori | 2015-09-08 |
| 9121570 | Illumination light generation apparatus | Takehiro Nishimori, Kazuhiro Fujita, Toshiharu Murai, Tatsuya Takahashi | 2015-09-01 |
| 8974064 | Light source apparatus and image projection apparatus | — | 2015-03-10 |
| 8760558 | Compound lens imaging device | Nobuhiro Morita, Go Maruyama, Sadao Takahashi, Jun Watanabe, Toshimichi Hagiya +1 more | 2014-06-24 |
| 8529072 | Image projecting device and a prism with a curved reflection surface | — | 2013-09-10 |
| 8432595 | Scanning image displayer, mobile phone, mobile information processor, and mobile imager | — | 2013-04-30 |
| 7995275 | Polarization conversion element, polarization conversion optical system and image projecting apparatus | Kazuhiro Fujita | 2011-08-09 |
| 7961392 | Polarization beam splitter and polarization conversion element | Kazusi Shibata | 2011-06-14 |
| D588506 | Bumper of motor vehicle | Cho Yong Wook, Ryousuke Nozaki, Ryuji Kumagai, Keisuke Nakai | 2009-03-17 |
| 6870675 | Variable optical attenuator | Keisuke Ikeda, Shohei Abe, Isao Kojima, Yuko Ota | 2005-03-22 |