Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8077634 | System and method for providing group communication services | Douglas M. Crockett, Eric C. Rosen | 2011-12-13 |
| 8064450 | System and method for registering IP address of wireless communication device | — | 2011-11-22 |
| 7890129 | Method and apparatus for delivering information to an idle mobile station in a group communication network | Eric C. Rosen, Jun Wang | 2011-02-15 |