ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,409,554, issued on Sept. 9, was assigned to Besnovo Technologies Inc. (Ajax, Canada).

"Apparatus and a method for removing coatings by using laser" was invented by Mingfeng Zhang (Scarborough, Canada) and Xing Yuan (Markham, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides an apparatus for removing coatings from objects' surface using laser. One exemplary apparatus includes a mobile manipulator carrying an optical device to apply laser to an object for removing the coatings on its surface. One aspect of this disclosure provides methods for sensing the geometry of the surface and the status of the coatings and contro...