ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,741,390, issued on Sept. 22, was assigned to Braun GMBH (Kronberg, Germany).

"Electrically driven device" was invented by Tiandong Guo (Beijing), Xinwu Lai (Singapore, China), Kejin Li (Beijing), Detlef Gleich (Friedrichsdorf, Germany), Uwe Fischer (Darmstadt, Germany) and Bernd Stassen (Idstein, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to an electrically driven device, for example an electric hair removal device, such as a wet or dry shaver, an electric toothbrush or an electric skin treatment device. The electrically driven device comprises a housing having a chassis, wherein the chassis comprises an electric motor...