ALEXANDRIA, Va., July 14 -- United States Patent no. 12,681,580, issued on July 14, was assigned to Junji Sone (Chigasaki, Japan).
"Skin stimulation device and method for driving skin stimulation device" was invented by Junji Sone (Chigasaki, Japan), Liwei Lin (Berkeley, Calif.), Tatsuya Sato (Yokohama, Japan) and Shimmyo Yanagawa (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A skin-stimulating device for imparting a stimulus to the skin, includes: a first film that bends when a voltage is applied; a plurality of first film-form electrodes provided on one surface of the first film so as to be separated from one another by a prescribed spacing; a second film that bends when a voltage is applied; a sec...