ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,507,321, issued on Dec. 23, was assigned to EBERSPACHER CATEM HERMSDORF GMBH & Co. KG (Hermsdorf, Germany).
"Process for manufacturing a PTC heating element and PTC heating element" was invented by Andreas Kumpel (Wunschensdorf/Elster, Germany) and Yves Knupfer (Caaschwitz, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A process for manufacturing a PTC heating element that includes at least one PTC component (20) and a carrier (14, 16) permanently connected to the PTC component on at least one side (24, 26) of thereof The process includes applying electrically conductive sintered material (28, 30, 36, 38) on the one side of the PTC component, w...