Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6679423 | Electronic-money rewarding system for lost and found IC card | Makoto Ijichi, Shigeyuki Itoh, Hiroshi Asao, Naomi Sato, Kei Yonezawa | 2004-01-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6679423 | Electronic-money rewarding system for lost and found IC card | Makoto Ijichi, Shigeyuki Itoh, Hiroshi Asao, Naomi Sato, Kei Yonezawa | 2004-01-20 |