Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6926200 | Electronic cashless system | — | 2005-08-09 |
| 6915951 | Electronic cashless system | — | 2005-07-12 |
| 6378775 | Electronic cashless system | — | 2002-04-30 |
| 6257487 | Electronic cashless system | — | 2001-07-10 |
| 6003762 | Transaction terminal for an electronic cashless system | — | 1999-12-21 |
| 6003767 | Cashless medium for an electronic cashless system | — | 1999-12-21 |
| 5949043 | Electronic cashless system | — | 1999-09-07 |
| 5644118 | Electronic cashless system | — | 1997-07-01 |
| 5437822 | Method for producing a skin-formed polyurethane foam molded product | Hiroshi Wada, Hisakazu Harada | 1995-08-01 |
| 5100922 | Method for producing a molded product of integral-skin polyurethane foam | Hiroshi Wada, Kiyoshi Kaiden, Tadashi Shimada, Kiyoshi Tanabe | 1992-03-31 |