Inventor

KOESTERER DAVID L

US4 patents

⚠️ This page may combine multiple inventors who share the name “KOESTERER DAVID L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NORDYNE INC

1 patent

US7784296B2Aug 31, 2010

System and method for controlling an air conditioner or heat pump

NORDYNE INC24 citations91

NORTEK GLOBAL HVAC LLC

1 patent

US9328946B2May 3, 2016

Heat pumps with unequal cooling and heating capacities for climates where demand for cooling and heating are unequal, and method of adapting and distributing such heat pumps

NORTEK GLOBAL HVAC LLC11 citations81

CHEN JIE

1 patent

US9121628B2Sep 1, 2015

Heat pumps with unequal cooling and heating capacities for climates where demand for cooling and heating are unequal, and method of adapting and distributing such heat pumps

CHEN JIE10 citations81

NORDYNE LLC

1 patent

US8869545B2Oct 28, 2014

Defrosting a heat exchanger in a heat pump by diverting warm refrigerant to an exhaust header

NORDYNE LLC5 citations63