Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4737851 | On/off control circuitry for television | Jack Craft, Michael L. Low, Jeffery B. Lendaro | 1988-04-12 |
| 4734771 | Start-up control circuitry for a television apparatus | Jeffery B. Lendaro, Jack Craft, Michael L. Low | 1988-03-29 |
| 4617587 | Recovery system for a control loop | — | 1986-10-14 |
| 4611239 | Oscillator synchronizing system for eliminating static phase errors | — | 1986-09-09 |
| 4555722 | Tri-level sandcastle pulse decoder | Leopold A. Harwood | 1985-11-26 |
| 4554577 | Keyed DC stabilization system with protection from error introduction during vertical sync interval | Thomas D. Yost, William A. Lagoni | 1985-11-19 |
| 4554588 | Control system for luminance/chrominance signal processing circuits | — | 1985-11-19 |
| 4549203 | DC Stabilization system | — | 1985-10-22 |
| 4485354 | PLL Oscillator synchronizing system with DC control of free-running frequency | Leopold A. Harwood | 1984-11-27 |
| 4464633 | Amplifier incorporating gain distribution control for cascaded amplifying stages | Leopold A. Harwood | 1984-08-07 |
| 4451840 | Picture control for television receiver on-screen display | — | 1984-05-29 |
| 4441121 | Adjustable coring circuit | Leopold A. Harwood | 1984-04-03 |
| 4438454 | Adjustable coring circuit permitting coring extinction | — | 1984-03-20 |
| 4435729 | Television receiver with selectively disabled on-screen character display system | Leopold A. Harwood | 1984-03-06 |
| 4432016 | Translating circuit for television receiver on-screen graphics display signals | Robert Preston Parker | 1984-02-14 |
| 4426625 | Circuit for linearly gain controlling a differential amplifier | Leopold A. Harwood | 1984-01-17 |
| 4412244 | Switching circuit for television receiver on-screen display | — | 1983-10-25 |
| 4404593 | Brightness control circuit | Leopold A. Harwood | 1983-09-13 |
| 4399460 | Video signal peaking control system with provision for automatic and manual control | Leopold A. Harwood, James Hettiger | 1983-08-16 |
| 4388647 | Predictably biased DC coupled video signal peaking control system | Leopold A. Harwood, James Hettiger | 1983-06-14 |
| 4388648 | Frequency selective DC coupled video signal control system insensitive to video signal DC components | Leopold A. Harwood, James Hettiger | 1983-06-14 |
| 4386369 | Compensated clamping circuit in a video signal peaking system | Robert Preston Parker | 1983-05-31 |
| 4386370 | Clamping arrangement for a video signal peaking system | Leopold A. Harwood | 1983-05-31 |
| 4376288 | Signal gain control with DC compensation | Robert Preston Parker | 1983-03-08 |
| 4371896 | Stabilized video signal control loop | Leopold A. Harwood | 1983-02-01 |