US Patent Issued to Fujikura on July 7 for "Optical arithmetic device and production method for optical arithmetic device" (Japanese Inventor)

ALEXANDRIA, Va., July 7 -- United States Patent no. 12,674,997, issued on July 7, was assigned to Fujikura Ltd. (Tokyo).

"Optical arithmetic device and production method for optical arithmetic device" was invented by Hiroyuki Yamagishi (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "An optical computing device includes: a light-diffraction element group including planar light-diffraction elements made of a photo-curable resin; and a tubular body that houses the light-diffraction element group and that has an inner surface to which at least a part of a perimeter of each of the planar light-diffraction elements is fixed."

The patent was filed on Feb. 18, 2021, under Application No. 17/797,328.

*For fur...