Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4826297 | Liquid crystal display device having an extention metal film wiring which is covered by polyimide layer having low viscosity under 1.0 poise before curing | Kiichirou Kubo, Shinobu Toma | 1989-05-02 |
| 4759612 | Twisted nematic type liquid crystal display device having a color polarizer to provide an achromatic or colorless background | Hideaki Nakatsuka, Yasuhiko Kando, Toshihiko Tojo, Shinji Hasegawa | 1988-07-26 |
| 4756604 | Liquid crystal device using a Fresnel collimating lens for improving uniformity of display contrast ratio | Hideaki Nakatsuka | 1988-07-12 |
| 4709993 | Liquid crystal color display device having plural color filters per segment electrode | Shigeru Matsuyama, Norio Aoki, Akira Ishii | 1987-12-01 |
| 4687300 | Liquid crystal display device | Kiichirou Kubo | 1987-08-18 |