Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7539763 | Community-based collaborative knowledge system, and message subscription type setting method and reply message processing method in that system | Hitoshi Tanigawa, Masaaki Iwata, Kazunori Shimakawa | 2009-05-26 |
| 7069300 | Community-based collaborative knowledge system, and message moving method in that system | Hitoshi Tanigawa, Masaaki Iwata, Kazunori Shimakawa | 2006-06-27 |