Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9823005 | Methods and systems for detecting and recovering from control instability caused by impeller stall | Lee L. Sibik | 2017-11-21 |
| 9777724 | System and method for controlling a system that includes variable speed compressor | John Zhou, Roger J. Voorhis | 2017-10-03 |
| 9651321 | Methods of controlling fan capacity and coil capacity in HVAC systems | John Zhou | 2017-05-16 |