Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6430390 | Methods for enhancing service and reducing service cost in mobile satellite systems | Shou Chen | 2002-08-06 |
| 6301313 | Mobile digital radio system with spatial and time diversity capability | John Gevargiz, David James Bell | 2001-10-09 |
| 6208835 | Methods for enhancing service and reducing service cost in mobile satellite systems | Shou Chen | 2001-03-27 |
| 4835792 | Universal FM receiver for mobile communications | — | 1989-05-30 |
| 4812786 | Method and system for providing precise multi-function modulation | Joe T. Sumida | 1989-03-14 |
| 4675880 | Antimultipath communication by injecting tone into null in signal spectrum | — | 1987-06-23 |