ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,549,841, issued on Feb. 10, was assigned to KONINKLIJKE PHILIPS N.V. (Eindhoven, Netherlands).

"Method and apparatus for performing spectral analysis of skin of a subject" was invented by Jonathan Alambra Palero (Waalre, Netherlands), Michel Jozef Agnes (Helmond, Netherlands), Mathivanan Damodaran ('S-Hertogenbosch, Netherlands) and Rieko Verhagen (Vught, Netherlands).

According to the abstract* released by the U.S. Patent & Trademark Office: "According to an aspect, there is provided a method for aligning image frames in a sequence of image frames of a subject. The method comprises controlling (101) one or more light sources to emit multi-spectral light to illuminate the subject, wh...