Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6230971 | Transaction-oriented electronic accommodation system | Kenji Matsumoto, Shigeyuki Itoh, Akira Kanehira, Masaaki Hiroya | 2001-05-15 |
| 6116506 | Transaction-oriented electronic accommodation system | Kenji Matsumoto, Shigeyuki Itoh, Akira Kanehira, Masaaki Hiroya | 2000-09-12 |
| 5987438 | Electronic wallet system | Shigeyuki Itoh, Akira Kanehira, Kenji Matsumoto | 1999-11-16 |