Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5422813 | No-outage GPS/commercial RF positioning system | Leonard Schuchman, Lloyd Engelbrecht | 1995-06-06 |
| 5144642 | Interference detection and characterization method and apparatus | — | 1992-09-01 |
| 5126682 | Demodulation method and apparatus incorporating charge coupled devices | Kenneth Cunningham, Daniel Urban | 1992-06-30 |
| 5041833 | Precise satellite ranging and timing system using pseudo-noise bandwidth synthesis | — | 1991-08-20 |
| 4291409 | Spread spectrum communications method and apparatus | Paul Ebert, Joseph J. Fee, Yaroslav Kaminsky, Feisal S. Keblawi, Walter C. Scales | 1981-09-22 |