US Patent Issued to TOPPAN on July 22 for "Quantum-dot containing resin sheet or film, method for producing the same, and wavelength conversion member" (Japanese Inventors)

ALEXANDRIA, Va., July 23 -- United States Patent no. 12,365,829, issued on July 22, was assigned to TOPPAN INC. (Tokyo).

"Quantum-dot containing resin sheet or film, method for producing the same, and wavelength conversion member" was invented by Kazunori Iida (Fukuoka, Japan), Emi Tsutsumi (Fukuoka, Japan), Mika Niwaki (Fukuoka, Japan), Jun Kaneno (Fukuoka, Japan), Soichiro Nikata (Fukuoka, Japan) and Hidetoshi Tanaka (Fukuoka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A wavelength conversion member, for a backlight, is provided. The wavelength conversion member includes a stack of a plurality of resin layers, with at least one of the plurality of resin layers containing quantum dots. The plurali...