Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5862336 | Tracing system for analyzing an information distribution route by automatically gathering distribution histories from systems which the information is routed through | Kazuo Saito, Yasuko Toju, Noriyuki Kamibayashi | 1999-01-19 |
| 5857077 | Tracing system having follow-up distribution section for distributing information based on a distribution history of prior distributed information stored in distribution history storing section | Kazuo Saito, Yasuko Toju, Noriyuki Kamibayashi | 1999-01-05 |
| 5822533 | Information tracing system and information tracing method | Kazuo Saito, Yasuko Toju, Noriyuki Kamibayashi | 1998-10-13 |
| 5745686 | Information tracing system and information tracing method | Kazuo Saito, Yasuko Toju, Noriyuki Kamibayashi | 1998-04-28 |
| 5557794 | Data management system for a personal data base | Yoshifumi Matsunaga, Tadanobu Miyauchi | 1996-09-17 |