ALEXANDRIA, Va., June 5 -- United States Patent no. 12,275,320, issued on April 15, was assigned to CISCO TECHNOLOGY INC..

"System and method for electric vehicle charging and security" was invented by Joel Richard Goergen (Soulsbyville, Calif.), Chad M. Jones (Doylestown, Ohio) and Robert Gregory Twiss (Chapel Hill, N.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one embodiment, an apparatus includes a power source and a moveable charging arm coupled to the power source and comprising a charging plate for contact with an electric vehicle contact plate. The charging arm is operable to transmit direct current (DC) pulse power with testing performed between high voltage pulses directly from the charging...