ALEXANDRIA, Va., April 21 -- United States Patent no. 12,605,902, issued on April 21, was assigned to AGC INC. (Tokyo).
"Welded film and method of producing same" was invented by Koichi Oda (Chiyoda-ku, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A welded film including, at least a first thermoplastic resin film, a second thermoplastic resin film, and a thermoplastic resin film for connection disposed so as to span between the first thermoplastic resin film and the second thermoplastic resin film, wherein the first thermoplastic resin film and the thermoplastic resin film for connection are welded at a first welded portion, and the second thermoplastic resin film and the thermoplastic resin film for...