Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 8681960 | Extending originating capabilities of a subscriber to devices in any telephony network | Carl W. Amport, John P. Ernst, Alan E. Frey, John A. Kerkstra, Simon S. Ou +5 more | 2014-03-25 | |
| 6128378 | Method and apparatus for establishing interlata communication | Kathryn A. Laskowski | 2000-10-03 | $57,805,000 |