ALEXANDRIA, Va., June 6 -- United States Patent no. 12,283,829, issued on April 22, was assigned to Canon K.K. (Tokyo).

"Power transmission apparatus, method for controlling power transmission apparatus, and recording medium" was invented by Ryosuke Sato (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power transmission apparatus wirelessly communicates with a power reception apparatus using an antenna, wirelessly transmits power to the power reception apparatus using the antenna, measures, in a period during which the transmission of the power is stopped, one or both of a voltage and a current output from the antenna, performs, based on a measurement result obtained by the measurement, a determinati...