ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,389,737, issued on Aug. 12, was assigned to Canon K.K. (Tokyo).

"Photoelectric conversion element" was invented by Tomona Yamaguchi (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A photoelectric conversion element including a first electrode, a photoelectric conversion layer, and a second electrode, in this order, wherein the photoelectric conversion layer contains a quantum dot and an organic compound, satisfies formula (1), a predetermined carrier mobility, and a predetermined energy level, and reduces a residual image, E2less thanE1 formula (1). E1 (eV) is the energy at a short-wavelength edge in a wavelength region of light detected by the ph...