Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5642518 | Keyword assigning method and system therefor | Hiroshi Tsuji | 1997-06-24 |
| 5557789 | Text retrieval method and apparatus based on a handwritten keyword | Hisao Mase, Yasuharu NAMBA, Sachiko Koyama, Hiroshi Tsuji | 1996-09-17 |
| 5551036 | Method and system for generating operation specification object information | Hisao Mase, Hiroshi Tsuji, Hiroshi Kinukawa | 1996-08-27 |