ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,412,543, issued on Sept. 9.
"Hair straightening brush with TFT-LCD" was invented by Weiping Xu (Jiangxi, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hair straightening brush with a thin film transistor-liquid crystal display (TFT-LCD) includes a head part and a handheld part. The head part includes a first housing, metal heat-conducting teeth, and an electric heating component. The handheld part includes a second housing, and a main control unit. The electric heating component is electrically connected to the main control unit. A display module is further disposed in the second housing, is provided with a display (TFT-LCD), and is electrical...