ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,428,888, issued on Sept. 30, was assigned to CHATSWORTH PRODUCTS INC. (Simi Valley, Calif.).
"Electrical bonding door hinges" was invented by William Drew Krietzman (Rathdrum, Idaho), Preston Ellis Hennrich (Leander, Texas) and John Wayne Robertson (Georgetown, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hinge assembly includes first and second hinge units and an electrically conductive pin. The first hinge unit is mounted to a door of an enclosure and includes a pin support comprising a barrel, a knuckle, or both, a pin receptacle arranged and rotatable in the pin support, and an electrically conductive structure disposed at least partly in...