Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4693254 | Transcutaneous nerve stimulation device using a common controller for pulse production and parameter display | Alan Coombes | 1987-09-15 |
| 4582063 | Transcutaneous nerve stimulation device with sentinel | Alan Coombes | 1986-04-15 |
| 4520818 | High dielectric output circuit for electrosurgical power source | — | 1985-06-04 |
| 4500832 | Electrical transformer | — | 1985-02-19 |