|
2023
|
P/S
|
HVAC units for air cooling, namely, air conditioners, split system HVAC units, condensing units b... |
|
2022
|
P/S
|
Dedicated outdoor air-source heat pump conditioning units; heat pumps; air-source heat pumps; HVA... |
|
|
Invention
|
Air-conditioning system with variable subcooling.
A dedicated outside air-conditioning system (D... |
|
|
Invention
|
No-frost heat pump. A heat pump apparatus that transfers heat by circulating a refrigerant throug... |
|
|
Invention
|
No-frost heat pump.
An improved heat pump apparatus configured to transfer heat by circulating a... |
|
2021
|
Invention
|
Dynamic deadband. A method for an automatic direct expansion rooftop heating and cooling equipmen... |
|
|
Invention
|
Dynamic deadband.
A method for an automatic direct expansion rooftop heating and cooling equipme... |
|
|
P/S
|
Cooling systems for commercial, industrial and institutional applications comprised of air handle... |
|
2017
|
P/S
|
Metal door panels with a control panel that controls position of the door, metal door frames with... |
|
|
P/S
|
HVAC equipment and accessories, namely, cooling equipment comprising air conditioners, condensing... |
|
|
Invention
|
Demand ventilation hvac system comprising independently variable refrigerant flow (vrf) and varia... |
|
|
Invention
|
Hvac system comprising independently variable refrigerant flow (vrf) and variable air flow (vaf).... |
|
2009
|
P/S
|
Apparatus and instruments for switching, regulating and control of heating, ventilating, air cond... |
|
1977
|
P/S
|
AIR CONDITIONING UNITS |
