ALEXANDRIA, Va., June 12 -- United States Patent no. 12,296,403, issued on May 13, was assigned to Gigaphoton Inc. (Tochigi, Japan).
"Laser processing apparatus and method for processing workpiece" was invented by Masashi Shimbori (Oyama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A laser processing apparatus includes a placement base on which a workpiece is placed, a beam shaping optical system configured to shape laser light in such a way that a laser light irradiated region of a mask configured to block part of the laser light has a rectangular shape having short edges and long edges, a second radiation width of the irradiated region in the direction parallel to the long edges being changeable i...