Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10944245 | Method for a flexible connection scheme and protective enclosure for electronics for the chassis of a junction box or charge switch unit for an electric vehicle | Andrew A. Vogel, Isaac H. Park | 2021-03-09 |
| 6789572 | Control valve with integral solenoid and regulator for gas appliances | Dennis W. Pierog, Tam Nguyen, Paul Schneider | 2004-09-14 |
| 6718838 | Rotary drive mechanism and appliance timer/sequence switch utilizing same | Sudha Narayanan, Robert van der Linde, Lawrence T. Olges | 2004-04-13 |
| 6483052 | Electromechanical appliance programmer/timer | Paul H. Tuma, James E. Pearson | 2002-11-19 |
| 6346681 | Pressure switch | Carl H. Poppe, Paul H. Tuma | 2002-02-12 |
| 6201200 | Self locking knob attachment shaft for program timers | James E. Pearson, Paul H. Tuma | 2001-03-13 |
| 5828019 | Motorized sequencing switch assembly | — | 1998-10-27 |
| 5682664 | Pressure switch mounting | — | 1997-11-04 |
| 5637843 | Electromechanical programmer/timer | Daniel Charles Johnson, Robert R. Parotto, Gordon B. Spellman, Earl T. Piber | 1997-06-10 |
| 5495079 | Pressure switch calibration | — | 1996-02-27 |
| 5393945 | Adjustment mechanism for pressure switch | George Obermann | 1995-02-28 |
| 5252792 | Subassembly for a pressure switch | — | 1993-10-12 |
| 5191310 | Adjustable cycling switch for electric range | George Obermann, Paul H. Tuma | 1993-03-02 |
| 5109727 | Rotary adjustment cam | — | 1992-05-05 |
| 4990728 | Pressure switch and sub-assembly therefor | — | 1991-02-05 |
| 4394354 | Silver removal with halogen impregnated activated carbon | — | 1983-07-19 |