ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,562, issued on Sept. 8, was assigned to DORMAKABA SCHWEIZ AG (Wetzikon, Switzerland).

"Key for an electromechanical locking device" was invented by Marcel Kolliker (Wetzikon, Switzerland), Markus Zahner (Wetzikon, Switzerland) and Dominik Laib (Wetzikon, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A key for an electromechanical locking device, wherein a longitudinal axis, a width axis and a thickness axis are defined perpendicular to each other, with a key bow and with a key shank projecting from the key bow along the longitudinal axis for insertion into the locking device, wherein the key bow includes an electrical energy storage dev...