ALEXANDRIA, Va., May 12 -- United States Patent no. 12,627,891, issued on May 12, was assigned to Qisda Corp. (Taoyuan City, Taiwan).
"Illuminating device" was invented by Ching-Tze Huang (Taoyuan City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An illuminating device includes a projection device and an imaging device recording a first image and a second image. The projection device includes a light-emitting device generating a first light beam and a second light beam different from the first light beam to illuminate an object to be measured and a light gate device located in optical paths of the first and light beams and including a first light gate and a second light gate respectively located on...