ALEXANDRIA, Va., June 16 -- United States Patent no. 12,657,584, issued on June 16, was assigned to Plat'Home Co. Ltd. (Tokyo).

"Data transaction system" was invented by Tomoyasu Suzuki (Tokyo), Toshiya Goto (Tokyo) and Daisuke Ogawa (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "This data transaction system is provided with: a data transport unit that is able to set a channel of data and deliver the data to a predetermined partner by control from outside; a data transaction unit that executes a transaction contract for the data; an acquisition unit that issues a selling offer of the data to the data transaction unit for the sake of a provider that provides the data; and a data broker that issues a bu...