ALEXANDRIA, Va., Aug. 26 -- United States Patent no. D1,090,998, issued on Aug. 26, was assigned to LINCOLN GLOBLA INC. (Santa Fe Springs, Calif.).
"Filter for a welding helmet" was invented by Paul H. Rumpke (Rocky River, Ohio), Chase P. Rutti (Cleveland), Joseph R. Brusky (Willowick, Ohio), Emily C. Payne (Cleveland) and Ziqian Wu (Nanjing Jiangsu, China).
The patent was filed on Oct. 18, 2022, under Application No. D/856,861.
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