ALEXANDRIA, Va., July 23 -- United States Patent no. 12,366,810, issued on July 22, was assigned to ASML NETHERLANDS B.V. (Veldhoven, Netherlands).
"Radiation source" was invented by Patrick Sebastian Uebel (Marloffstein, Germany), Sebastian Thomas Bauerschmidt (Wendelstein, Germany) and Yongfeng Ni (Waalre, Netherlands).
According to the abstract* released by the U.S. Patent & Trademark Office: "A radiation source includes: a hollow core optical fiber, a working medium; and a pulsed pump radiation source. The hollow core optical fiber has a body and has a hollow core. The working medium is disposed within the hollow core. The pulsed pump radiation source is arranged to produce pulsed pump radiation that is received by, and propagates thr...