Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10859284 | Solid-state common-wire adapter for smart communicating thermostats | John Walsh | 2020-12-08 |
| 10712036 | Fault detection diagnostic variable differential variable delay thermostat | John Walsh | 2020-07-14 |
| 10663186 | Apparatus and methods to determine economizer faults | John Walsh | 2020-05-26 |
| 10533768 | Smart fan controller | John Walsh | 2020-01-14 |