Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4789887 | Controlling oscillator | Ian Crossley, Daniel Donoghue, Robert Goldwasser, Frank H. Spooner | 1988-12-06 |
| 4644296 | Controlling oscillator | Ian Crossley, Daniel Donoghue, Robert Goldswasser, Frank H. Spooner | 1987-02-17 |