Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7953811 | Presence system and information processing equipment, dynamic buddy list generation method in presence system, and presence notification destination controlling method and its program for use with presence system | Masafumi Watanabe | 2011-05-31 |
| 7953821 | Presence information providing system, and method and server thereof | Yoshihiro Ono, Anett Schuelke | 2011-05-31 |