ALEXANDRIA, Va., July 3 -- United States Patent no. D1,082,154, issued on July 1, was assigned to Taizhou Ruiling Optoelectronic Technology Co. Ltd. (Taizhou, China).
"Welding mask" was invented by Zuhua Chen (Yangxin, China) and Zhongshun Shui (Yunmeng, China).
The patent was filed on Oct. 23, 2023, under Application No. D/905,534.
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