Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5002516 | Coin wrapping machine | Kenkichi Watanabe, Hideshi Sentoku | 1991-03-26 |
| 4897984 | Coin receiving and wrapping apparatus | Hideshi Sentoku | 1990-02-06 |
| 4896481 | Coin receiving and wrapping machine | Hideshi Sentoku | 1990-01-30 |