ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,459,782, issued on Nov. 4, was assigned to Otis Elevator Co. (Farmington, Conn.).
"Receiver-less device positioning" was invented by Kayla Geer (Newington, Conn.) and Sam T. Wong (Bridgeport, Conn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are embodiments of a method for operating a receiverless device positioning. The method includes receiving a first request corresponding to a first location, registering data associated with the first request, and receiving a second request at a second location, the first location is different than the second location. The method also includes comparing the first and second location, and time between the ...