Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5111122 | Video display high voltage protection circuit | — | 1992-05-05 |
| 5089755 | Vertical deflection circuit | — | 1992-02-18 |
| 5043637 | Transformer coupled voltage clamp for pincushion correction circuit | Robert Gries, Jeffery B. Lendaro | 1991-08-27 |
| 4999549 | Switched mode vertical deflection system and control circuit | — | 1991-03-12 |
| 4965495 | Parabolic voltage generating circuit | Lawrence E. Smith | 1990-10-23 |
| 4916366 | Power supply protection circuit | Joseph C. Stephens | 1990-04-10 |
| 4843285 | Vertical tracking circuit | Lin T. Chin | 1989-06-27 |
| 4795949 | Deflection current correction circuit | — | 1989-01-03 |
| 4694226 | Vertical deflection circuit with service mode operation | — | 1987-09-15 |
| 4484174 | Video disc player having improved squelch system | Charles M. Wine | 1984-11-20 |
| 4313062 | Bidirectional deflector driver for video disc | Todd J. Christopher | 1982-01-26 |
| 4286290 | Fast recovery squelch circuit for a video disc player | Gerald D. Pyles, Todd J. Christopher | 1981-08-25 |
| 4286235 | VFO having plural feedback loops | Todd J. Christopher | 1981-08-25 |
| 4286282 | Periodically biased video disc player servo system | Todd J. Christopher | 1981-08-25 |
| 4277695 | Amplifier having dead zone of controllable width and position | Bernard J. Yorkanis | 1981-07-07 |
| 4247866 | Nested loop video disc servo system | Todd J. Christopher | 1981-01-27 |