Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6337858 | Method and apparatus for originating voice calls from a data network | Douglas Petty, Michael Petras, Alan Stuart Frank, Vivek Kapil, Dhansukh Nathubhai Mistry | 2002-01-08 |