Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368826 | Control apparatus for fluid disinfection modules and systems | Richard K. Weltz | 1994-11-29 |
| 5332388 | Ultraviolet disinfection module | Richard K. Weltz, Joseph E. Zuback, Mervyn W. Bowen, James DiFalco | 1994-07-26 |
| 5302822 | Quick attach clamp for photocells | Richard K. Weltz, James Kallio | 1994-04-12 |
| 5281823 | Photocell and quick attach clamp | Richard K. Weltz, James Kallio | 1994-01-25 |