ALEXANDRIA, Va., July 16 -- United States Patent no. D1,084,526, issued on July 15, was assigned to TECMEN ELECTRONICS Co. LTD (Nanjing, China).
"Welding mask" was invented by Yali Si (Nanjing, China) and Jicheng Jiang (Nanjing, China).
The patent was filed on Sept. 19, 2023, under Application No. D/912,497.
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