Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4743096 | "Liquid crystal video display device having pulse-width modulated ""ON"" signal for gradation display" | Yoichi Wakai, Satoru Yazawa, Hiroaki Ikejiri, Masahide Isuda | 1988-05-10 |
| 4640582 | System for driving a liquid crystal matrix display so as to avoid crosstalk | Kikuo Oguchi | 1987-02-03 |