Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7271798 | Liquid crystal exposure device | Sadao Masubuchi, Masafumi Yokoyama, Makoto Yasunaga | 2007-09-18 |
| 7002643 | Liquid crystal shutter | Yasushi Kaneko | 2006-02-21 |
| 6833887 | Liquid crystal shutter and method of driving the same | Yasushi Kaneko | 2004-12-21 |
| 6720986 | Optical printer device that forms color images | Sadao Masubuchi, Hideyuki Kawashima, Masafumi Yokoyama, Akira Shiota | 2004-04-13 |
| 6445403 | Optical printer | Sadao Masubuchi, Shigeru Futakami, Masafumi Yokoyama, Akira Shiota, Shinichi Nonaka | 2002-09-03 |
| 6366338 | Line-scanning optical printer | Sadao Masubuchi, Shigeru Futakami, Masafumi Yokoyama, Akira Shiota, Maki Wakita +3 more | 2002-04-02 |
| 6275247 | Optical printer apparatus | Sadao Masubuchi, Sigeru Futakami, Masafumi Yokoyama, Akira Shiota, Shinichi Nonaka +1 more | 2001-08-14 |
| 6262757 | Optical printer | Sadao Masubuchi, Sigeru Futakami, Masafumi Yokoyama, Akira Shiota, Shinichi Nonaka +2 more | 2001-07-17 |
| 5109293 | Method of manufacturing ferroelectric liquid crystal display element | Hiroshi Maruyama | 1992-04-28 |
| 5061044 | Ferroelectric liquid crystal display having opposingly inclined alignment films wherein the liquid crystal has one twisted and two aligned states which coexist and a driving method to produce gray scale | — | 1991-10-29 |
| 4643526 | Liquid crystal display device having a resin-coated IC chip | Haruo Watanabe, Eiichi Tajima, Toshihide Hirohara, Yoshio Iinuma, Naotake Ando +2 more | 1987-02-17 |
| 4561044 | Lighting device for a display panel of an electronic device | Takashi Ogura, Toshihide Hirohara, Kiyoshi Kamiya, Tetsuo Tanaka | 1985-12-24 |