Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6434603 | System for task tracking and controlling electronic mail | Hiroshi Tsuji, Yoji Taniguchi, Hirohide Haga, Satoshi Wakayama, Michiko Oba +1 more | 2002-08-13 |
| 6047315 | System for task tracking and controlling electronic mail | Hiroshi Tsuji, Yoji Taniguchi, Hirohide Haga, Satoshi Wakayama, Michiko Oba +1 more | 2000-04-04 |
| 5764898 | System for task tracking and controlling electronic mail | Hiroshi Tsuji, Yoji Taniguchi, Hirohide Haga, Satoshi Wakayama, Michiko Oba +1 more | 1998-06-09 |
| 5586025 | Rule-based electronic agent system and method thereof | Hiroshi Tsuji, Yoji Taniguchi, Tadashi Hirose, Shuzo Tomohiro, Satoshi Wakayama | 1996-12-17 |