Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6688320 | Utility conservation control methodology within a fluid pumping system | Steve Frasure, John Tucker | 2004-02-10 |
| 5353237 | System for increasing efficiency of chemical treatment | G. N. Bass, Greg Maddux, John L. Cayias, Johnny M. Reinschmidt, Kurt P. McCaslin | 1994-10-04 |
| 4865424 | Optical device with adjusting means | Joseph E. Zupanick | 1989-09-12 |
| 4671662 | Luminescense and reflectance detection radiometer with changeable optical assembly | Joseph E. Zupanick | 1987-06-09 |