Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6729390 | Control for heat pump with auxiliary heat source | Bartholomew L. Toth, David L. Perry, Dennis Snow | 2004-05-04 |
| 6513723 | Method and apparatus for automatically transmitting temperature information to a thermostat | Carl J. Mueller, Bartholomew L. Toth | 2003-02-04 |
| 6119950 | Thermostat with load relay cycling feature | Bartholomew L. Toth, Scott J. Brunk, Carl J. Mueller, David L. Perry | 2000-09-19 |