ALEXANDRIA, Va., March 31 -- United States Patent no. 12,593,149, issued on March 31, was assigned to CANON K.K. (Tokyo).

"Photoelectric conversion device, movable apparatus, control method, and storage medium" was invented by Soya Fujimori (Kanagawa, Japan) and Takayuki Kimura (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A photoelectric conversion device includes a plurality of pixels each including a photoelectric conversion unit that emits pulses corresponding to photons, a counter that counts the number of the pulses, and a memory that stores a count value of the counter, a control means for generating a signal based on a difference between a count value of the counter at the start of ...