ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,740,639, issued on Sept. 22, was assigned to KONINKLIJKE PHILIPS N.V. (Eindhoven, Netherlands).

"Methods and systems for controlling an electrical toothbrush" was invented by Jose Martin Villar Duran (Lake Forest Park, Wash.), Chelsea Pereira (Bothell, Wash.), Peter Choi (Bothell, Wash.), Gul Dikmen (Bothell, Wash.), Fereshteh Khodabakhshi (Seattle), Prithy Sukumaran (Redmond, Wash.), Nathan Farrell (Kirkland, Wash.), Ishita Chaudhuri (Sterling, Va.), Brian Esley Tidball (Bothell, Wash.) and Ivonne Labadie Lezama (Bothell, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention provides a method for controlling an operation of an electrical ...