ALEXANDRIA, Va., July 23 -- United States Patent no. 12,368,469, issued on July 22, was assigned to Canon K.K. (Tokyo).
"Communication system" was invented by Masaru Tomabechi (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A communication system configured to perform wireless communication using electromagnetic field coupling, the communication system includes a transmission circuit, at least two long couplers, a reception circuit, a short coupler, and a signal control unit, wherein the transmission circuit outputs a signal to one end of each of the at least two long couplers, wherein the reception circuit receives the signal output from the short coupler, wherein the signal is input from at...