ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,562,672, issued on Feb. 24, was assigned to National Taiwan Normal University (Taipei, Taiwan).
"Shutter" was invented by Tun-Chien Teng (Taipei, Taiwan) and Yu-Wei Huang (Taichung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A shutter includes a plurality of light-guiding devices each of which includes a light collector and a beam expander. The light collector includes a light-guiding plate that has a first end portion and a second end portion opposite to the first end portion in a first direction, and a plurality of light-collecting members that are disposed on the first end portion and that are arranged in the first direction. Each of the l...