ALEXANDRIA, Va., June 9 -- United States Patent no. 12,285,536, issued on April 29, was assigned to TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA INC. (Plano, Texas).

"Vehicle cleaning subsystem and method of cleaning a vehicle" was invented by Paul D. Schmalenberg (Pittsburg, Pa.) and Frederico Marcolino Quintao Severgnini (Ann Arbor, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vehicle subsystem for cleaning a vehicle cabin may include one or more light sources, a sensor module, and a vehicle cleaning control module. The one or more light sources are mounted in the vehicle cabin to project a collimated beam of light to contact one or more target surfaces in the vehicle cabin. The sensor ...