Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5745774 | Integrated circuit having software controllable internal clock generator and switch connecting batteries in series or parallel for power conservation | — | 1998-04-28 |
| 5260698 | Integrated circuit for liquid crystal display | Hirofumi Saita | 1993-11-09 |
| 5241304 | Dot-matrix display apparatus | Kiyoshi Hidaka | 1993-08-31 |
| 4587519 | Input device | Hiroshi Ushiki | 1986-05-06 |
| 4571690 | Arithmetic operation apparatus using solar cells | — | 1986-02-18 |
| 4519044 | Small-sized electronic calculator capable of functioning as a musical instrument | — | 1985-05-21 |
| 4231024 | Device for a digital arithmetic processing apparatus | — | 1980-10-28 |