ALEXANDRIA, Va., July 15 -- United States Patent no. 12,663,198, issued on June 23, was assigned to Trane Technologies Life Sciences LLC (Davidson, N.C.).
"Defrost fan control" was invented by Thomas A. Schoeppner (Marietta, Ohio), Alex Roberts (Parkersburg, W.va.), Trace A. Lydick (Athens, Ohio) and Mitchell J. Donnelly (Williamstown, W.va.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A refrigeration module of a cold space chamber has a blower and an evaporator. A method of controlling the refrigeration module includes defrosting a coil of the evaporator to form a volume of warm air surrounding the coil. The method includes circulating a refrigerant through the evaporator after defrosting the coil, to coo...