ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,766,633, issued on Oct. 20, was assigned to DISCO Corp. (Tokyo).
"Optical element assembly" was invented by Keiji Nomaru (Tokyo) and Hideo Matsuda (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "An optical element assembly includes a first optical element and a second optical element. A reflective surface is formed in the first optical element, the second optical element is bonded to the reflective surface of the first optical element, and the reflective surface is shielded from ambient air."
The patent was filed on Sept. 20, 2023, under Application No. 18/470,829.
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