Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845546 | Composite pal video translator | Robert J. Topper | 1989-07-04 |
| 4833526 | Three dimensional non-adaptive decoder for a PAL color television composite signal | Robert J. Topper | 1989-05-23 |
| 4814863 | Detection and concealing artifacts in combed video signals | Robert J. Topper | 1989-03-21 |
| 4797731 | Method and apparatus for compatibly locking horizontal sync to the PAL subcarrier | Robert J. Topper | 1989-01-10 |