ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,383,009, issued on Aug. 12, was assigned to ADERANS COMPANY Ltd. (Tokyo).
"Fiber for artificial hair, and wig" was invented by Shunsuke Sato (Tokyo), Shiho Matsumoto (Tokyo) and Fumitaka Sugawara (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A problem to be solved of the invention is to provide a fiber for artificial hair comprising polyamide, which has a glossy feeling with suppressed luster similar to natural hair, is excellent in persistent antistatic properties, and also excellent in heat-setting properties. The means for solving the problem is a fiber for artificial hair comprising a thermoplastic polyamide and a polymeric antistatic agent ...