ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,508,757, issued on Dec. 30, was assigned to NISSEI ASB MACHINE Co. LTD. (Nagano, Japan).
"Method and device for manufacturing container made of biodegradable resin" was invented by Yoichi Tsuchiya (Nagano, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A manufacturing method for manufacturing a biodegradable resin container includes at least: an injection molding process of injection molding a preform made of a biodegradable resin in an injection molding mold; a temperature adjustment process of adjusting a temperature of the preform in a temperature adjustment mold; and a blow molding process of manufacturing a container by blow molding the prefo...