Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11036056 | Composite-optical-system unit and projector | — | 2021-06-15 |
| 10801701 | Phosphor wheel, light source unit, and image display device | Takahiro Mochizuki | 2020-10-13 |
| 10719007 | Composite-optical-system unit and projector | — | 2020-07-21 |
| 10523909 | Image display apparatus, light source apparatus, and image display method | — | 2019-12-31 |
| 10495962 | Light source unit, light source apparatus, and image display apparatus | Takashi Takamatsu | 2019-12-03 |
| 10436421 | Phosphor wheel, light source unit, and image display device | Takahiro Mochizuki | 2019-10-08 |
| 10386708 | Light synthesis apparatus and light separation apparatus | — | 2019-08-20 |
| 10203093 | Phosphor wheel, light source unit, and image display device | Takahiro Mochizuki | 2019-02-12 |
| 10175100 | Image display apparatus and control method | Keisuke Homma, Yuji Kato, Kazumasa Ikeura, Tomomi Yuno, Shiun Sakai | 2019-01-08 |
| 10027935 | Liquid crystal display unit and projection-type display device | — | 2018-07-17 |
| 9851075 | Phosphor wheel, light source unit, and image display device | Takahiro Mochizuki | 2017-12-26 |
| 9791729 | Liquid crystal display unit and projection display apparatus | — | 2017-10-17 |
| 9625800 | Light source, light source apparatus, and image display apparatus to facilitate cooling and handling of the light source | Takashi Takamatsu | 2017-04-18 |
| 9470918 | Liquid crystal display unit and projection-type display | — | 2016-10-18 |
| 9271376 | Image display apparatus and control method | Keisuke Homma, Yuji Kato, Kazumasa Ikeura, Tomomi Yuno, Shiun Sakai | 2016-02-23 |
| 8919962 | Optical apparatus and projection apparatus | — | 2014-12-30 |
| 8888291 | Polarization optical apparatus having slidable polarization element | — | 2014-11-18 |
| 8814365 | Optical device and projection device using the optical device which reduce registration shift caused by heat | Tetsuaki Iwane, Hideki Yamamoto, Keisuke Homma | 2014-08-26 |
| 6100913 | Method of correcting the amounts of emitted light | Minoru Teshima | 2000-08-08 |
| 6025863 | LED head for illuminating a surface of a photoconductive body | Norio Nakajima | 2000-02-15 |
| 5808718 | Led print head and method of adjusting the focus thereof | Minoru Teshima, Norio Nakajima, Hisashi Tsukagoshi | 1998-09-15 |
| 5774165 | Light emission intensity width compensating method of LED print head and apparatus thereof | Norio Nakajima, Hisashi Tsukagoshi, Katsuya Kamimura | 1998-06-30 |