|
2025
|
Invention
|
Intelligent charge compensation in a heat pump system.
An HVAC system includes a first heat exch... |
|
2024
|
G/S
|
HVAC units comprised of one or more heated condensate traps, exhaust pipes, venturi tips, burner ... |
|
2023
|
G/S
|
HVAC equipment including but not limited to gas furnaces, oil furnaces, air conditioners, heat pu... |
|
2022
|
Invention
|
Heat pump charge compensation for heating mode operation.
An HVAC system includes a first heat e... |
|
|
Invention
|
Heat pump charge compensation for cooling mode operation.
An HVAC system includes a first heat e... |
|
|
Invention
|
Intelligent charge compensation in a heat pump system. An HVAC system includes a first heat excha... |
|
|
G/S
|
HVAC equipment namely, gas furnaces, oil furnaces, air conditioners, heat pumps, packaged units i... |
|
2021
|
G/S
|
Heat pumps |
|
|
G/S
|
Heat pumps |
|
2020
|
Invention
|
Condensate collecting base member for a heating and cooling unit. A base member includes a substa... |
|
|
Invention
|
Outdoor air controls for packaged hvac systems. A heating ventilating and cooling (HVAC) sy... |
|
|
G/S
|
Heating installations, namely combined heat and power (chp) cogeneration thermal heating and cool... |
|
|
G/S
|
Heating installations; air conditioning units, heat pumps, and ventilating louvers; air processin... |
|
|
G/S
|
Thermostats for controlling heating, air conditioning and ventilation systems |
|
|
G/S
|
Thermostats for controlling heating, air conditioning and ventilation systems |
|
2019
|
Invention
|
Outdoor air controls for packaged hvac systems. A heating ventilating and cooling (HVAC) system i... |
|
|
G/S
|
Downloadable computer software and mobile application software for use as business and sales tool... |
|
2018
|
G/S
|
Coils as parts of commercial heating and cooling installations; commercial HVAC units |
|
2017
|
G/S
|
HVAC units, namely, residential furnaces and air conditioners; HVAC parts, components and accesso... |
|
|
G/S
|
HVAC units; HVAC parts, components and accessories, namely, air handlers, heat pumps and evaporat... |
|
2016
|
Invention
|
Heater for gas furnace condensate drain system. A system and method is described for a heater box... |
|
|
Invention
|
Heater for gas furnace condensate drain system. HVAC systems can develop condensate on vari... |
|
|
Invention
|
Distributor assembly for space conditioning systems. A distributor assembly for a space condition... |
|
|
Invention
|
Systems and methods for a heating and cooling unit and components thereof.
A heating and cooling... |
|
2015
|
Invention
|
A freeze tolerant condensate trap. A condensation trap comprising an inlet chamber configur... |
|
2014
|
Invention
|
Freeze tolerant condensate trap. A condensation trap comprising an inlet chamber configured to re... |
|
2013
|
Invention
|
A distributor assembly for space conditioning systems. A distributor assembly for a space ... |
|
2012
|
G/S
|
Thermostats for controlling heating, air conditioning and ventilation systems. |
|
2011
|
G/S
|
Distributorship services in the field of HVAC parts and supplies. |
|
|
G/S
|
Distributorship services in the field of HVAC parts and supplies |
|
2003
|
G/S
|
Providing incentive award programs to promote the sale of products and services by retail dealers... |
|
1995
|
G/S
|
air conditioners, furnaces and heat pumps |
|
1959
|
G/S
|
Warm Air Furnaces and Air-Conditioning Equipment |
