Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8068593 | Method and apparatus for providing multimedia ringback services to mobile user devices in pre-IMS networks | Ramachendra P. Batni, Katherine H. Guo, Sarit Mukherjee, Ranjan Sharma | 2011-11-29 |