ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,416,764, issued on Sept. 16, was assigned to BROWAVE Corp. (Hsinchu County, Taiwan).

"Optical device and associated optical collimator structure" was invented by Feng-Chiang Chao (Taichung, Taiwan) and Chang-Yi Peng (Taoyuan, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides an optical device including a tray with a step structure, first filters, second filters, and an optical signal router. The step structure has a first portion and a second portion laterally connected to the first portion. The first portion has a first bottom surface and a first top surface. The second portion has a second bottom surface and a seco...