Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4528523 | Fast tuned phase locked loop frequency control system | — | 1985-07-09 |
| 4516084 | Frequency synthesizer using an arithmetic frequency synthesizer and plural phase locked loops | — | 1985-05-07 |
| 4468632 | Phase locked loop frequency synthesizer including fractional digital frequency divider | — | 1984-08-28 |
| 4464638 | Universal digital frequency synthesizer using single side band techniques | Robert M. Lisowski | 1984-08-07 |
| 4459559 | Phase frequency detector using shift register | — | 1984-07-10 |
| 4374438 | Digital frequency and phase lock loop | — | 1983-02-15 |
| 4370653 | Phase comparator system | — | 1983-01-25 |
| 4349887 | Precise digitally programmed frequency source | — | 1982-09-14 |
| 4295098 | Digitally adjustable phase shifting circuit | — | 1981-10-13 |