Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6799059 | System and method for improving downlink signal quality in mobile telephone communications systems | Mark Austin | 2004-09-28 |
| 6771968 | Interference protection for wireless office systems | — | 2004-08-03 |
| 6751468 | Systems and methods for providing push to talk feature for wireless communication systems | Mark Austin | 2004-06-15 |