Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4901026 | Phase detector circuit having latched output characteristic | Donald E. Phillips | 1990-02-13 |
| 4801896 | Circuit providing improved lock-in for a phase-locked loop | Donald E. Phillips | 1989-01-31 |