Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8023507 | Card to card communications in voice and data communications systems | Hamed Eshraghian | 2011-09-20 |
| 7889637 | Redundancy in voice and data communications system | Frank K. Bradbury, Steven Dunstan | 2011-02-15 |