Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6024930 | Ozone generator plate | Edward F. Racca | 2000-02-15 |
| 5474750 | Resonant power supply circuit for ozone generators | Edward F. Racca | 1995-12-12 |
| 4574200 | Thermistor temperature control circuit | Michael A. Bolvin, Mel E. Bilezerian | 1986-03-04 |