Patents per Year
Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 8922849 | Document scanner | Andrew Roy Cullum, Graham James Ohn Tinn, Jianjun Zuo, Feng Li, Peng Hui Jiang +1 more | 2014-12-30 | |
| 5764300 | Control system having reduced response time | — | 1998-06-09 | |
| 5748046 | Phase locked loop with controllable response time | — | 1998-05-05 | |
| 5739874 | Tuning system for a digital satellite receiver with fine tuning provisions | John Sidney Stewart, Michael Anthony Pugel | 1998-04-14 | |
| 5686866 | Phase locked loop providing fast tuning for large frequency changes | — | 1997-11-11 | |
| 5678211 | Television tuning apparatus | — | 1997-10-14 | |
| 4878035 | Hybrid frequency shift keying modulator and method | John A. Vendely | 1989-10-31 | $354,000 |
| 4847569 | Automatic calibration system for a voltage control oscillator | Thaddeus J. Dudziak, Charles Lehmkuhl | 1989-07-11 | $434,000 |