ALEXANDRIA, Va., March 5 -- United States Patent no. 12,244,953, issued on March 4, was assigned to Canon K.K. (Tokyo).

"Photoelectric conversion device and photodetection system" was invented by Satoshi Omodani (Tokyo), Shingo Hikosaka (Kanagawa, Japan) and Takeru Ohya (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A photoelectric conversion device includes a pixel including a photoelectric conversion unit configured to output a pulse in response to incidence of a photon, a counting unit including a plurality of counters each configured to count pulses output from the photoelectric conversion unit, and a calculation unit configured to perform calculation processing on a plurality of count values held...