ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,493,021, issued on Dec. 9, was assigned to SHIMADZU Corp. (Kyoto, Japan).

"Inspection apparatus" was invented by Yoshiaki Nieda (Kyoto, Japan), Yuichi Masuda (Kyoto, Japan), Masahito Yahata (Kyoto, Japan) and Tatsuya Kataoka (Kyoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An ultraviolet ray emitter includes an inner tube, an outer tube arranged around the inner tube, the outer tube defining between the outer tube and the inner tube, a discharge space where discharge gas is sealed, a pair of electrodes that causes discharge in the discharge space, and an auxiliary light source that assists excitation of discharge gas by emitting light to disc...