ALEXANDRIA, Va., June 16 -- United States Patent no. 12,656,631, issued on June 16, was assigned to HOYA LENS THAILAND LTD. (Pathumthani, Thailand).
"Eyeglass lens" was invented by Shohei Matsuoka (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is an eyeglass lens including: a first region formed such that light transmitted therethrough is focused at a predetermined position in an eye; and a plurality of second regions formed such that light transmitted therethrough is focused at a position defocused from the predetermined position, wherein the plurality of second regions have negative spherical aberration."
The patent was filed on Jan. 15, 2021, under Application No. 17/911,988.
*For furthe...