ALEXANDRIA, Va., April 21 -- United States Patent no. 12,609,556, issued on April 21, was assigned to ENERGY MINING Co. Ltd. (Suwon-si, South Korea).

"Multi-layered triboelectric generator for electroceutical" was invented by Hyunmoon Park (Gunpo-si, South Korea), Joonha Hwang (Suwon-si, South Korea), Jangmook Jeong (Suwon-si, South Korea) and Youngwook Chung (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure may provide a triboelectric generator equipped in an electronic device, the triboelectric generator including a power generating unit configured to generate electricity based on an ultrasound wave provided from outside, a first silicon layer arranged between an ...