Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6401073 | Method and system for managing workflow | Hisao Mase, Hiroshi Tsuji | 2002-06-04 |
| 6038541 | Method and system for managing workflow of electronic documents | Hisao Mase, Hiroshi Tsuji | 2000-03-14 |
| 5878398 | Method and system for managing workflow of electronic documents | Hisao Mase, Hiroshi Tsuji | 1999-03-02 |