ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,770,558, issued on Oct. 20, was assigned to Canon K.K. (Tokyo).

"Light emitting device, photoelectric conversion device, and electronic apparatus, with driving circuit in first board and signal processing circuit in second board at least partially overlapping" was invented by Wataru Endo (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A light emitting device is provided. The device includes a first board in which a data signal line and a plurality of pixels connected to the data signal line are arranged, and a second board in which a signal processing circuit including a digital-analog conversion circuit is arranged to supply a data signal based o...