ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,207,718, issued on Jan. 28.
"Rotating conductive structure, handle and hairdressing device" was invented by Zhuhua Zheng (Lishui, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed in the present application are a rotating conductive structure, a handle and a hairdressing device. The rotating conductive structure has an axis of rotation and includes an insulating member, a conductive rotating member and a conductive fixed member. The conductive rotating member includes a first rotating portion and a second rotating portion; the conductive fixed member includes a first fixed portion and a second fixed portion, the first fixed portion is in co...