Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6414732 | Color filter layer and reflection type multicolor for liquid crystal display device | Fuminao Matsumoto, Tomohiro Inoue, Hiroshi Kondo | 2002-07-02 |
| 6351299 | Liquid crystal display device | Yasuyuki Takiguchi, Hiroyuki Takahashi | 2002-02-26 |
| 6068953 | Color filter for liquid crystal display device | Fuminao Matsumoto, Tomohiro Inoue, Hiroshi Kondo | 2000-05-30 |
| 6061042 | Liquid crystal display device | Hiroyuki Takahashi, Kenji Kameyama, Yasuyuki Takiguchi, Fuminao Matsumoto, Kazuya Miyagaki | 2000-05-09 |
| 5969780 | Plastic color filter manufacturing method and color filter manufactured in the manufacturing method | Fuminao Matsumoto, Yasuyuki Takiguchi, Tomohiro Inoue | 1999-10-19 |
| 5623353 | Color liquid crystal device having thickness controlling layers disposed at pixel portions | Yasuyuki Takiguchi | 1997-04-22 |
| 5496497 | Liquid crystal prepolymer composition and liquid crystal display device using the same | Yasuyuki Takiguchi, Yumi Matsuki | 1996-03-05 |
| 5493429 | Color liquid crystal device having thickness controlling layers disposed at non-pixel portions and between adjacent color filters | Yasuyuki Takiguchi | 1996-02-20 |
| 5472635 | Phase plate and liquid crystal display using same | Shigeki Iida, Takehiro Toyooka, Hiroyuki Itoh, Yasuyuki Takiguchi, Haruo Iimura | 1995-12-05 |
| 5408344 | Reflection type liquid crystal display with selective reflecting means | Yasuyuki Takiguchi, Hiroyuki Takahashi | 1995-04-18 |
| 5380459 | Liquid crystal display device with improved viewing angle dependence of color | Haruo Iimura, Yasuyuki Takiguchi | 1995-01-10 |
| 5314997 | Optically active azo compound, producing method thereof, and liquid crystal composition containing said compound | Masayuki Shoshi | 1994-05-24 |
| 5250214 | Liquid crystal color display device provided with a color filter film and an optical phase plate comprising liquid crystal polymer | Haruo Iimura, Yasuyuki Takiguchi, Shigeki Iida, Takehiro Toyooka, Hiroyuki Ito | 1993-10-05 |
| 5243451 | DAP type liquid crystal device with cholesteric liquid crystal birefringent layer | Haruo Iimura, Yasuyuki Takiguchi | 1993-09-07 |
| 5184237 | Super-twisted nematic type liquid crystal display device | Haruo Iimura, Yasuyuki Takiguchi | 1993-02-02 |
| 5175638 | ECB type liquid crystal display device having birefringent layer with equal refractive indexes in the thickness and plane directions | Yasuyuki Takiguchi, Haruo Iimura | 1992-12-29 |
| 5150237 | Liquid crystal display element | Haruo Iimura, Yasuyuki Takiguchi | 1992-09-22 |
| 5064697 | Substrate with a liquid crystal polymeric thin film and method for manufacturing the same | Yasuyuki Takiguchi, Shigeki Iida, Takehiro Toyooka | 1991-11-12 |
| 5056896 | Liquid crystal display device with dielectric anisotropy | Haruo Iimura, Yasuyuki Takiguchi, Kenya Yokoi, Takamichi Enomoto | 1991-10-15 |
| 4984873 | Liquid crystal display device | Yasuyuki Takiguchi, Kenya Yokoi, Haruo Iimura, Takamichi Enomoto, Sumio Kamoi | 1991-01-15 |
| 4921728 | Process of making a liquid crystal element | Yasuyuki Takiguchi, Kiyohiro Uehara, Yoshio Imai, Taro Hino, Mitsumasa Iwamoto +2 more | 1990-05-01 |
| 4818074 | Projection device for irradiating a light to a display device and optically magnifying and projecting a reflection light therefrom | Kenya Yokoi, Takamichi Enomoto, Fuyuhiko Matsumoto, Wasaburo Ohta, Toru Miyabori +2 more | 1989-04-04 |