Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5135725 | Ozone generator equipment and methods | Kenneth G. Kafer | 1992-08-04 |
| 5091069 | Ozone generation methods | Kenneth G. Kafer | 1992-02-25 |
| 4897530 | Meter base drive assembly | Ward J. Payn | 1990-01-30 |
| 4781274 | Antibackup assembly | — | 1988-11-01 |
| 4777353 | Value wheel rod lock | — | 1988-10-11 |