ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,719,241, issued on Aug. 25, was assigned to SEIKO EPSON Corp. (Tokyo).
"Processing head and laser processing apparatus" was invented by Yoshitomo Kumai (Okaya, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A processing head including a first laser array element in which a plurality of first photonic crystal lasers are arranged in a first direction, and a second laser array element in which a plurality of second photonic crystal lasers are arranged in the first direction, the first laser array element and the second laser array element emit laser light in a third direction intersecting the first direction and a second direction to a processing tar...