US Patent Issued to Sharp Display Technology on Sept. 1 for "Display device, method for producing display device, and aqueous solution" (Japanese Inventor)

ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,727,320, issued on Sept. 1, was assigned to Sharp Display Technology Corp. (Kameyama City, Japan).

"Display device, method for producing display device, and aqueous solution" was invented by Makoto Kitagawa (Kameyama City, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A hole injection layer included in a display device according to the disclosure contains a mixture (PEDOT/PSS) obtained by mixing polystyrene sulfonic acid (PSS) with polyethylenedioxythiophene (PEDOT), and a polymer adjacent to the PEDOT/PSS."

The patent was filed on June 24, 2021, under Application No. 18/561,063.

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