Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5006838 | Thin film EL display panel drive circuit | Toshihiro Ohba, Yoshiharu Kanatani, Hisashi Uede | 1991-04-09 |
| 4962374 | Thin film el display panel drive circuit | Yoshiharu Kanatani, Toshihiro Ohba, Hisashi Uede | 1990-10-09 |
| 4888523 | Driving circuit of thin membrane EL display apparatus | Kazuo Shoji, Shigeyuki Harada, Toshihiro Ohba | 1989-12-19 |