ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,720,644, issued on Aug. 25, was assigned to Eberspacher catem GmbH & Co. KG (Herxheim, Germany).
"Electric heating device" was invented by Michael Niederer (Kapellen-Drusweiler, Germany), Stefan Plewnia (Karlsruhe, Germany), Ahmad Asafi (Karlsruhe, Germany) and Kai-Fabian Burkle (Hinterweidenthal, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electric heating device comprises a housing having a partition wall, which separates a connection chamber from a heating chamber for dissipating heat and from which PTC heating devices protrude as heating ribs in the direction toward the heating chamber. Each PTC heating device comprises at least one PT...