Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9277058 | Methods, systems, and products for voice-over internet protocol calls | Douglas M. Nortz, Kadangode K. Ramakrishnan, Charles Robert Kalmanek, Jr., Partho Mishra | 2016-03-01 |