Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11885997 | Light guide, virtual image optical system, and virtual image display device | Shiori OHSUGI, Takashi Kubota, Naoki Nakamura | 2024-01-30 |
| 10606042 | Magnification optical system | Hibiki Tatsuno, Kiichiro Nishina, Yasuyuki Shibayama, Makoto Hirakawa | 2020-03-31 |
| 10451961 | Focus adjustment system for an image display device | Hibiki Tatsuno, Kiichiro Nishina, Yasuyuki Shibayama, Makoto Hirakawa | 2019-10-22 |
| 10310238 | Magnification optical system | Hibiki Tatsuno, Kiichiro Nishina, Yasuyuki Shibayama, Makoto Hirakawa | 2019-06-04 |
| 10088620 | Light guide, virtual image optical system, and virtual image display device | Shiori OHSUGI, Takashi Kubota, Naoki Nakamura | 2018-10-02 |
| 9857672 | Light source unit, lighting apparatus and image projection apparatus | Tatsuya Takahashi, Naoki Nakamura, Kazuhiro Fujita, Takehiro Nishimori | 2018-01-02 |
| 9841584 | Magnification optical system | Hibiki Tatsuno, Kiichiro Nishina, Yasuyuki Shibayama, Makoto Hirakawa | 2017-12-12 |
| 9354498 | Light source unit, lighting apparatus and image projection apparatus | Tatsuya Takahashi, Naoki Nakamura, Kazuhiro Fujita, Takehiro Nishimori | 2016-05-31 |
| 9348121 | Magnification optical system | Hibiki Tatsuno, Kiichiro Nishina, Yasuyuki Shibayama, Makoto Hirakawa | 2016-05-24 |
| 9158119 | Enlargement optical system | Kiichiro Nishina, Makoto Hirakawa, Hibiki Tatsuno, Yasuyuki Shibayama | 2015-10-13 |
| 9069238 | Image displaying apparatus | Kiichiro Nishina, Makoto Hirakawa, Hibiki Tatsuno, Yasuyuki Shibayama | 2015-06-30 |
| 9046674 | Magnification optical system | Hibiki Tatsuno, Kiichiro Nishina, Yasuyuki Shibayama, Makoto Hirakawa | 2015-06-02 |
| 9039196 | Image displaying apparatus having plane mirror at conjugate to image displaying element | Makoto Hirakawa, Hibiki Tatsuno, Yasuyuki Shibayama, Kiichiro Nishina | 2015-05-26 |
| 8922883 | Magnification optical system | Hibiki Tatsuno, Kiichiro Nishina, Yasuyuki Shibayama, Makoto Hirakawa | 2014-12-30 |
| 8901472 | Image displaying apparatus including a projection optical system and a reflective image display element with plural micro-mirrors | Yasuyuki Shibayama, Yoshio Kubo, Tetsuya Fujioka | 2014-12-02 |
| 8162485 | Intermediate image formation optical system, image formation device, and methods thereof | Atsushi Takaura, Yasuyuki Takiguchi, Toshiaki Tokita, Kazuhiro Fujita, Kazuya Miyagaki +1 more | 2012-04-24 |
| 7929071 | Electric field generating device comprising an electric field generating resistor and line electrodes, light deflecting device having the same, and image display apparatus having the same | Yukiko Hirano, Toshiaki Tokita, Koh Fujimura, Yumi Matsuki, Toshimichi Hagiya +2 more | 2011-04-19 |
| 7857458 | Image display device and image projection device | Kazuhiro Fujita, Atsushi Takaura, Yasuyuki Takiguchi, Toshiaki Tokita, Toshiharu Murai +2 more | 2010-12-28 |
| 7753531 | Image display apparatus and projection optical system | Kazuhiro Fujita, Kazuya Miyagaki, Atsushi Takaura, Masanori Kobayashi, Hiroyuki Sugimoto +3 more | 2010-07-13 |
| 7564508 | Light path shift device and image display device | Hiroyuki Sugimoto, Toshiaki Tokita, Kazuhiro Fujita, Toshiharu Murai, Yasuyuki Takiguchi +2 more | 2009-07-21 |
| 7561336 | Micro-optical device, spatial optical modulator and projector utilizing the micro-optical device | Atsushi Takaura, Kazuhiro Fujita, Kazuya Miyagaki | 2009-07-14 |
| 7495831 | Optical device, display device, and three-dimension image display device for changing a polarization state of a light beam in time | Toshiaki Tokita, Kazuhiro Fujita, Toshiharu Murai, Atsushi Takaura, Kazuya Miyagaki +4 more | 2009-02-24 |
| 7489383 | Optical axis deflecting method, optical axis deflecting element, optical path deflecting unit, method of driving optical axis deflecting element, and image display apparatus | Hiroyuki Sugimoto, Yumi Matsuki, Yukiko Hirano, Kenji Namie, Toshiaki Tokita +1 more | 2009-02-10 |
| 7336411 | Spatial light modulator and display device | Kazuya Miyagaki, Kazuhiro Fujita, Atsushi Takaura, Hiroyuki Sugimoto, Yasuyuki Takiguchi | 2008-02-26 |
| 7322700 | Image display apparatus | Kazuya Miyagaki, Kenji Kameyama, Ikuo Katoh, Atsushi Takaura, Kenji Namie +1 more | 2008-01-29 |