ALEXANDRIA, Va., June 16 -- United States Patent no. 12,307,321, issued on May 20, was assigned to TOSHIBA TEC K.K. (Tokyo).
"Reading device" was invented by Takumaru Ishiyama (Mishima Shizuoka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A first transmission and reception unit to transmit a signal to and receive a signal from a wireless tag by radio waves in a predetermined range; a second transmission and reception unit arranged side by side with the first transmission and reception unit to transmit a signal to and receive a signal from the wireless tag in a range that is at least partially deviated from the predetermined range; a reading unit to read signals received by the first and the second t...