Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4893904 | Liquid crystal light shutter | Hideaki Inoue | 1990-01-16 |
| 4819186 | Waveform generating apparatus for driving liquid crystal device | Hideaki Inoue | 1989-04-04 |
| 4755812 | Method of driving a recording apparatus | Shizuo Tsuchiya, Hideaki Inoue | 1988-07-05 |
| 4720717 | Recording and waveform forming apparatus | Shizuo Tsuchiya | 1988-01-19 |
| 4649404 | Recording apparatus | Shizuo Tsuchiya | 1987-03-10 |
| 4641156 | Recording apparatus with double frequency driven liquid crystal shutter | Shizuo Tsuchiya, Yoshito Nakano, Masaru Aikawa, Seiji Asaumi | 1987-02-03 |
| 4614954 | Recording apparatus | Shizuo Tsuchiya, Yoshito Nakano, Masaru Aikawa, Seiji Asaumi | 1986-09-30 |