Issued Patents 1994
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5357289 | Projector lens system having three lens groups for image projector | Toshio Konno, Shintaro Nakagaki, Ighiro Negishi, Tetsuji Suzuki, Fujiko Tatsumi +1 more | 1994-10-18 |
| 5327229 | Display device | Toshio Konno, Shintaro Nakagaki, Ichiro Negishi, Tetsuji Suzuki, Fujiko Tatsumi +2 more | 1994-07-05 |
| 5325137 | Overhead projector with a spatial light modulator | Toshio Konno, Shintaro Nakagaki, Ichiro Negishi, Tetsuji Suzuki, Fujiko Tatsumi | 1994-06-28 |
| 5305146 | Tri-color separating and composing optical system | Shintaro Nakagaki, Tsutou Asakura, Tetsuji Suzuki, Fujiko Tatsumi | 1994-04-19 |
| 5299042 | Light-to-light conversion method, display unit using the same, and light-to-light conversion element incorporated therein | Itsuo Takanashi, Shintaro Nakagaki, Ichiro Negishi, Tetsuji Suzuki, Fujiko Tatsumi | 1994-03-29 |
| 5294992 | Driving method for photoconductive-type SLM | Toshio Konno, Shintaro Nakagaki, Ichiro Negishi, Tetsuji Suzuki, Fujiko Tatsumi +1 more | 1994-03-15 |
| 5285268 | Projection type display device having a mask for cutting off unnecessary light parts of displayed picture | Shintaro Nakagaki, Ichiro Negishi, Tetsuji Suzuki, Fujiko Tatsumi, Hiroyuki Bonde +1 more | 1994-02-08 |