ALEXANDRIA, Va., June 17 -- United States Patent no. 12,316,138, issued on May 27, was assigned to Canon K.K. (Tokyo).
"Power transmission apparatus and power reception apparatus" was invented by Tomoki Hiramatsu (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A power transmission apparatus wirelessly transmits power to a power reception apparatus, transmits a signal including information for use in identification of the presence probability of a foreign object to the power reception apparatus. In a case where the presence probability of the foreign object is smaller than a threshold, the power transmission apparatus transmits information for use in identification of the presence probability of the for...