Issued Patents All Time
Showing 1–12 of 12 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 |
| 6321213 | Electronic money processing method having a transaction fee collecting function and an electronic money storage apparatus for the same | Atsushi Ito, Takeshi Teramura, Akira Muramatsu, Yoshiaki Kawatsura | 2001-11-20 |
| 6273334 | Electronic-money rewarding system for lost and found IC card | Makoto Ijichi, Shigeyuki Itoh, Hiroshi Asao, Naomi Sato, Kei Yonezawa | 2001-08-14 |
| 6230971 | Transaction-oriented electronic accommodation system | Kenji Matsumoto, Shigeyuki Itoh, Misuzu Nakano, Akira Kanehira | 2001-05-15 |
| 6116506 | Transaction-oriented electronic accommodation system | Kenji Matsumoto, Shigeyuki Itoh, Misuzu Nakano, Akira Kanehira | 2000-09-12 |
| 6039250 | Electronic money sending system | Atsushi Ito | 2000-03-21 |
| 5932859 | Electronic-money rewarding system for lost and found IC card | Makoto Ijichi, Shigeyuki Itoh, Hiroshi Asao, Naomi Sato, Kei Yonezawa | 1999-08-03 |
| 5754654 | Electronic ticket vending system and method thereof | Hiroshi Asao | 1998-05-19 |
| 5751957 | Communication service system employing translation rules for communicating data in different languages along a network | Koichi Sano | 1998-05-12 |
| 5481664 | Method of controlling information in multimedia system | Masayuki Saito, Hiroyuki Takagi | 1996-01-02 |
| 5276617 | Transaction processing system and method | Keiichi Yamada, Khotaro Yamashita | 1994-01-04 |
| 5214269 | Method for performing transaction | Khotaro Yamashita, Kunihiro Nomura, Akihiro Kawaoka | 1993-05-25 |