ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,035, issued on June 3, was assigned to TOPPAN HOLDINGS INC. (Tokyo).
"Laminated film and packaging bag" was invented by Yuka Fukuda (Tokyo) and Masaki Sato (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A laminated film including a barrier layer and at least one adjacent layer that is adjacent to the barrier layer, in which the barrier layer has a barrier base material and a coat layer that is provided on one surface of the barrier base material so as to face the adjacent layer, the coat layer is composed of an aluminum particle layer composed of aluminum particles and a resin composition that is loaded into gaps in the aluminum particle layer...