Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838654 | Liquid crystal display device having display and driver sections on a single board | Tsueno Hamaguchi, Yoshihiko Hirai | 1989-06-13 |
| 4827117 | Amorphous silicon photo sensor with blocking diode | Hiroyuki Uchida, Toshio Okubo | 1989-05-02 |