ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,773,970, issued on Oct. 27, was assigned to ABB Schweiz AG (Baden, Switzerland).

"Production line and trolley for use therein" was invented by Jose Rodrigues (Bad Homburg, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A production line for processing a work piece in successive steps comprises a plurality of stations and a plurality of trolleys, each of which comprises a first connector, said plurality of stations comprising at least one workstation adapted for carrying out therein an associated one of said steps and at least one charging station comprising a second connector for providing a commodity to one of said trolleys when connected to th...