Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5597061 | Coin processing apparatus | Kenji Nishiumi | 1997-01-28 |
| 5427220 | Coin processing apparatus | Kenji Nishiumi | 1995-06-27 |
| 5197588 | Controller for vending machine | Yonezo Furuya | 1993-03-30 |
| 5154272 | Controller for an automatic vending machine | Kenji Nishiumi, Kenji Nakajima | 1992-10-13 |