Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10480810 | HVAC controller with streamlined setup | Hyunki Kim | 2019-11-19 |
| D729540 | Sheet dispensing assembly | — | 2015-05-19 |
| 5679137 | Optical dirty cell sensor for an electronic air cleaner | Stephen J. Kemp, Mark R. Schoeneck, Maynard L. Thompson | 1997-10-21 |
| 5542279 | Method of incorporating wide tolerance set point potentiometers into devices with fixed orientation setpoint indicator scales | Marcus D. Stoner | 1996-08-06 |
| 5426776 | Microprocessor watchdog circuit | — | 1995-06-20 |
| 5076780 | Digital controller component failure detection for gas appliance ignition function | — | 1991-12-31 |
| 5074780 | Control system for forced combustion air heating appliance | — | 1991-12-24 |
| 5041775 | Speed control for multitap induction motor | — | 1991-08-20 |
| 4963088 | Safety-related parameter inputs for microprocessor ignition controller | — | 1990-10-16 |
| 4789329 | Thermostatically operated fuel valve control circuit | John E. Bohan, Jr., Marvin D. Nelson, James W. Ratz | 1988-12-06 |
| 4457692 | Dual firing rate flame sensing system | — | 1984-07-03 |