ALEXANDRIA, Va., June 9 -- United States Patent no. 12,289,928, issued on April 29, was assigned to Panasonic Intellectual Property Management Co. Ltd. (Osaka, Japan).

"Photoelectric conversion device" was invented by Daisuke Wakabayashi (Osaka, Japan) and Yuuko Tomekawa (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A photoelectric conversion device includes: a substrate; a photodetection film including a first surface facing the substrate and a second surface opposing the first surface; first electrodes provided between the substrate and the photodetection film; a second electrode provided between the substrate and the photodetection film and including a first portion overlapped with the firs...