US Patent Issued to Southwest Petroleum University on Sept. 23 for "Dual-dial measurement device and measurement method for viewing angle measurement of optical component" (Chinese Inventors)

ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,422,333, issued on Sept. 23, was assigned to Southwest Petroleum University (Chengdu, China).

"Dual-dial measurement device and measurement method for viewing angle measurement of optical component" was invented by Yi Qiu (Chengdu, China), Wei Wang (Chengdu, China), Fuzhi Chen (Chengdu, China), Lihua Li (Chengdu, China), Keqing Liu (Chengdu, China), Yun Qi (Chengdu, China), Huashan Lan (Chengdu, China) and Lisha Wu (Chengdu, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A double-dial measurement device and a measurement method for viewing angle measurement of an optical component are provided. The device includes a support frame, a large dial, a...