Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4647911 | Calculator with definable keys | Satoshi Tominaga | 1987-03-03 |
| 4485415 | Method for recording digital information | Haruo Nakatsuji | 1984-11-27 |
| 4375922 | Character printing system in electronic data processing apparatus such as electronic calculators | Yukihiro Yoshida, Satoshi Tominaga, Toru Izaki | 1983-03-08 |
| 4247905 | Memory clear system | Yukihiro Yoshida, Toru Izaki, Satoshi Tominaga | 1981-01-27 |