Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9328736 | Motor pump bearing | Hans L. Kuster | 2016-05-03 |
| 8303184 | Motor pump bearing | Hans L. Kuster | 2012-11-06 |
| 8083500 | Motor pump | Hans L. Kuster | 2011-12-27 |
| 6095485 | Valve actuating device having a reduced impact operating mechanism | Robert W. Castle | 2000-08-01 |
| 6079625 | Thermostatic mixing valve | — | 2000-06-27 |
| 5988201 | Automatic vent having a multi-hinged valve | Kenneth Sundberg | 1999-11-23 |
| 5941500 | Valve actuating device having a reduced impact operating mechanism | — | 1999-08-24 |
| 5529282 | Valve actuating device of a heating and/or cooling system | — | 1996-06-25 |
| D369650 | Zone valve operator | — | 1996-05-07 |
| 5490874 | De-aerator apparatus | Hans L. Kuster | 1996-02-13 |
| 4404483 | Method of fabricating a wet-rotor circulator and circulator produced thereby | — | 1983-09-13 |