ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,620, issued on July 21, was assigned to NATIONAL UNIVERSITY CORPORATION SHIZUOKA UNIVERSITY (Japan).

"Range image acquisition device" was invented by Shoji Kawahito (Hamamatsu, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A range image acquisition device includes: a light source; a light source control unit controlling the light source; a pixel array including a plurality of pixel circuits; and a peripheral circuit supplying control pulses for controlling an operation of the pixel array, a logic pulse and an inverted signal of the logic pulse to the pixel array. The light source control unit repeatedly performs an operation of generating the...