Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11067297 | Economizer target temperature shift during mechanical cooling | Herman Marcus Thomas, Marcus Troxell | 2021-07-20 |
| 10941297 | Thermally reactive thermoplastic intermediate product and method of manufacturing thereof | Niklas Garoff, Dimitri Areskogh, Goran Gellerstedt, Pavan Kumar Manvi, Gunnar Seide +1 more | 2021-03-09 |
| 10563882 | Detection of damper motor mechanically disconnected from damper assembly | Herman Marcus Thomas, Marcus Troxell | 2020-02-18 |
| 10184679 | Detection of damper motor mechanically disconnected from damper assembly | Herman Marcus Thomas, Marcus Troxell | 2019-01-22 |
| 9909770 | Outdoor fan and indoor blower controller for heating, ventilation and air conditioning system and method of operation thereof | Carlos O. Chamorro, Roger C. Hundt, John P. Stachler | 2018-03-06 |
| 9692347 | Airflow-confirming HVAC systems and methods with variable speed blower | Der-Kai Hung, Harold Gene Havard, Jr., Rosa Maria Leal, Steven C. Brown | 2017-06-27 |
| 9587840 | Economizer target temperature shift during mechanical cooling | Herman Marcus Thomas, Marcus Troxell | 2017-03-07 |
| 9574785 | Staggered start-up HVAC system, a method for starting an HVAC unit and an HVAC controller configured for the same | John P. Stachler, Alan E. Bennett, Richard A. Mauk | 2017-02-21 |
| 9335063 | Detection of damper motor mechanically disconnected from damper assembly | Herman Marcus Thomas, Marcus Troxell | 2016-05-10 |
| 9310089 | Variable speed motor control method and apparatus | Mark G. Beste, Brian R. Hudson, Roger C. Hundt, David Omlor, David Michael Wynnick | 2016-04-12 |
| 8977399 | Staggered start-up HVAC system, a method for starting an HVAC unit and an HVAC controller configured for the same | John P. Stachler, Alan E. Bennett, Richard A. Mauk | 2015-03-10 |
| 8948918 | Outdoor fan and indoor blower controller for heating, ventilation and air conditioning system and method of operation thereof | Carlos O. Chamorro, Roger C. Hundt, John P. Stachler | 2015-02-03 |
| 8880224 | Airflow managing system, a method of monitoring the airflow in an HVAC system and a HVAC system | Erroll Eaton, Mark D. Hess, Richard A. Mauk, David Michael Wynnick | 2014-11-04 |
| 8779698 | Automatic variable speed motor drive bypass | Harold Gene Havard, Jr., Der-Kai Hung | 2014-07-15 |
| 8538587 | HVAC system with automated blower capacity dehumidification, a HVAC controller therefor and a method of operation thereof | Mark D. Hess, Roger C. Hundt | 2013-09-17 |
| 8255087 | Constant air volume HVAC system with a dehumidification function and discharge air temperature control, an HVAC controller therefor and a method of operation thereof | Alan E. Bennett, Mark D. Hess | 2012-08-28 |
| 5488218 | Electric heat control apparatus and method | Mark Olsen, Joe Powell, Russell C. Tharp | 1996-01-30 |