Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5353905 | Coin sorting device | — | 1994-10-11 |
| 4690263 | Coin refund signal generator | — | 1987-09-01 |
| 4557366 | Coin sorter | Yoshio Ushijima | 1985-12-10 |
| 4513762 | Coin sorter with time-sharing circuit | Yoshihisa Nakajima | 1985-04-30 |
| 4431014 | Coin sorting machine | — | 1984-02-14 |
| 4275806 | Coin sorting machine | Akio Tanaka, Yoshihisa Nakajima | 1981-06-30 |
| 4257435 | Mischief preventing device for a coin sorting machine | Akio Tanaka, Yoshihisa Nakajima | 1981-03-24 |
| 4228811 | Apparatus for controlling a coin sorting machine | Akio Tanaka, Yoshihisa Nakajima | 1980-10-21 |