ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,481,305, issued on Nov. 25, was assigned to FUJIKURA LTD. (Tokyo).
"Optical computing system" was invented by Hiroyuki Kusaka (Tokyo) and Masahiro Kashiwagi (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "An optical computing system includes: a light diffraction element group including n pieces of light diffraction elements, where n is a natural number of 2 or more. Each of the n pieces includes cells, each of which has a thickness or a refractive index that is independently set. Each of the cells is classified into a C1 cell or a C2 cell. The thickness or the refractive index of each of the C1 cells is set such that optical computing that is carr...