US Patent Issued to TOYO SEIKAN GROUP HOLDINGS on March 31 for "Method for producing drawn/ironed can and drawn/ironed can" (Japanese Inventors)

ALEXANDRIA, Va., March 31 -- United States Patent no. 12,589,910, issued on March 31, was assigned to TOYO SEIKAN GROUP HOLDINGS LTD. (Tokyo).

"Method for producing drawn/ironed can and drawn/ironed can" was invented by Takuya Kashiwakura (Yokohama, Japan), Hiromi Yamamoto (Yokohama, Japan), Arata Sakuragi (Yokohama, Japan) and Nan Zhang (Yokohama, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure relates to a method for producing a drawn/ironed can, including drawing and ironing a coated metal sheet, the coated metal sheet having an inner surface coating film at least on a surface to be a can inner surface. A glass transition temperature (Tg) of a polyester resin contained in the inner sur...