ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,562,294, issued on Feb. 24, was assigned to Sumitomo Electric Industries Ltd. (Osaka, Japan).
"Insulated electric wire" was invented by Shigeyuki Tanaka (Osaka, Japan), Taro Fujita (Osaka, Japan), Atsuko Shinomiya (Osaka, Japan) and Jo Yagisawa (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An insulated electric wire includes a conductor formed of a plurality of element wires twisted together, and an insulating layer covering an outer periphery of the conductor. The insulating layer is formed of a crosslinked product of a polymer composition. The polymer composition contains, as a main component, an ethylene-based copolymer, polyethylene, ...