ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,441,015, issued on Oct. 14, was assigned to KONINKLIJKE PHILIPS N.V. (Eindhoven, Netherlands).
"Electric shaver" was invented by Nikolaj Vasiljevitsj Zjiroecha (Drachten, Netherlands) and Jacob Willem Kroon (Leeuwarden, Netherlands).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electric shaver has a lighting module for providing an optical heating function at a skin-contacting surface of the shaving unit and controller for controlling a dual-phase heating for accelerated warming of a skin contacting surface by increasing an average optical power density for an initial time duration."
The patent was filed on Aug. 3, 2022, under Application No. 18/281...