Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6284132 | Brine fill apparatus for water softener | Jeffrey Zimmerman, Paul Myhre | 2001-09-04 |
| 6210646 | Permanganate feeder for iron filter | John L. Schlafer | 2001-04-03 |
| 6085788 | Plastic coated valve rotor and a method of manufacturing | William M. Yavorsky | 2000-07-11 |
| 5867900 | Plastic coated valve rotor and a method of manufacturing | William M. Yavorsky | 1999-02-09 |
| 4317475 | Liquid filling and level sensing apparatus | Cardell E. Miller, Robert F. Folley | 1982-03-02 |