Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8036354 | Calling-party-pays call processing for cellular and paging | Carol Shifrin Gruchala, Douglas Marshall, Roger Albert Sosa, Carlos Donoso | 2011-10-11 |
| 7957509 | Voice enhancing for advance intelligent network services | Susanne Marie Crockett, Dianna Tiliks, James Daniel Kovarik, Scott Watry, Kenneth Robert Stroud | 2011-06-07 |