Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5019905 | Encoding and decoding of multiple video sources | Shiyang Gao | 1991-05-28 |
| 4994916 | Apparatus and method for encoding identification information for multiple asynchronous video signal sources | Shiyang Gao | 1991-02-19 |
| 4860101 | Central station synchronization system | Shi-Yang Gao | 1989-08-22 |
| 4714959 | Bi-directional amplifier for control and video signals in a closed circuit television system | — | 1987-12-22 |
| 4700230 | Modular video control system | Donald N. Horn, John Skidmore | 1987-10-13 |
| 4616264 | Auto focus system | — | 1986-10-07 |