EFFICIENT ECONOMIZER CONTROLLER
Filed: April 17, 2018
HVAC SYSTEM CONTROLS, NAMELY, CONTROL DEVICES FOR HEATING AND AIR CONDITIONING CIRCULATION FANS AND ECONOMIZERS FOR IMPROVING…
Owned by: Greenfan, Inc.
Serial Number: 87880126
EEC
Filed: April 17, 2018
HVAC SYSTEM CONTROLS, NAMELY, CONTROL DEVICES FOR HEATING AND AIR CONDITIONING CIRCULATION FANS AND ECONOMIZERS FOR IMPROVING…
Owned by: Greenfan, Inc.
Serial Number: 87880143
GREENAIR
Filed: December 10, 2020
Ionization apparatus for the treatment of air, sold exclusively to and installed by licensed HVAC contractors into duct…
Owned by: Greenfan, Inc.
Serial Number: 90373615
GREENFAN
Filed: April 28, 2021
Energy efficient fans for air conditioning apparatus; Energy efficient fans for HVAC units; Energy efficient ventilating…
Owned by: Greenfan, Inc.
Serial Number: 90678515
