Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6677824 | Changing the output frequency of a phase-locked loop | — | 2004-01-13 |
| 6469554 | Charge pump | — | 2002-10-22 |
| 6140884 | Integrated circuits for voltage controlled oscillators | John Coulson James | 2000-10-31 |