Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6647020 | Methods for implementing a talkgroup call in a multicast IP network | Daniel J. McDonald, Robert A. Biggs, Mario F. DeRango | 2003-11-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6647020 | Methods for implementing a talkgroup call in a multicast IP network | Daniel J. McDonald, Robert A. Biggs, Mario F. DeRango | 2003-11-11 |