Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866593 | Photosensitive printing apparatus | Toshihide Okamura, Nobumasa Abe, Masatoshi Yonekubo, Hidetoshi Yoshitaki, Hideo Yamazaki | 1989-09-12 |
| 4838657 | Liquid crystal shutter | Hideo Yamazaki, Nobumasa Abe, Toshihide Okamura, Hideki Morozumi, Tatsuki Matsuo | 1989-06-13 |
| 4810062 | Liquid crystal cell with opaque mask for printing device | Kenji Aoki, Mitsuo Nagata, Haruo Nakamura | 1989-03-07 |