Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4671616 | Diagonally offset, dielectric anisotropy inversion, liquid crystal, microshutters | Kenji Aoki, Katsumori Takei, Yoshikazu Matsushita | 1987-06-09 |
| 4617699 | Hinge structure for a sun visor or the like which features a single storage position snap action function | — | 1986-10-21 |
| 4609256 | Liquid crystal optical device | — | 1986-09-02 |
| 4559161 | Liquid crystal composition | Katsumori Takei | 1985-12-17 |
| 4520775 | Intake system for multiple valve type engine | — | 1985-06-04 |
| 4417785 | Liquid crystal display with negative timing signal and dielectric inversion | — | 1983-11-29 |
| 4386836 | Electro-photographic printer | Kenji Aoki, Teiji Miura, Mitsuo Nagata | 1983-06-07 |