US Patent Issued to Sony Group on Feb. 3 for "Display device and electronic device with multilayer cathode electrode" (Japanese Inventor)

ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,543,476, issued on Feb. 3, was assigned to Sony Group Corp. (Tokyo).

"Display device and electronic device with multilayer cathode electrode" was invented by Takayoshi Kato (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A display device of the present disclosure includes a light emitting unit, multilayer cathode electrodes stacked on the light emitting unit in two or more layers with a protective film interposed between the cathode electrodes and electrically connected to each other, and a potential supply wire that applies predetermined potential to the multilayer cathode electrodes. Then, the cathode electrodes of second and subsequent...