Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6073839 | Electronic transaction method and system | Masakatsu Mori, Nariyasu Hamada | 2000-06-13 |
| 6052728 | Method of collectively managing dispersive log, network system and relay computer for use in the same | Tatsuya Fujiyama, Masato Terada, Osamu Katsumata | 2000-04-18 |
| 5931946 | Network system having external/internal audit system for computer security | Masato Terada, Kenichi Yoshida | 1999-08-03 |
| 5919258 | Security system and method for computers connected to network | Masato Terada | 1999-07-06 |
| 5880446 | Electronic transaction method and system | Masakatsu Mori, Nariyasu Hamada | 1999-03-09 |