ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,496,818, issued on Dec. 16, was assigned to Panasonic Intellectual Property Management Co. Ltd. (Osaka, Japan).

"Method for manufacturing multi-layer stack" was invented by Eiichi Uriu (Osaka, Japan), Kenji Hasegawa (Osaka, Japan), Tasuku Ishibashi (Ishikawa, Japan) and Hiroyuki Abe (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An object of the present disclosure is to provide a method for manufacturing a multi-layer stack with excellent mechanical strength and thermal insulation properties. A multi-layer stack includes a glass panel unit, an intermediate film, and a transparent plate attached via the intermediate film to the glass panel ...