ALEXANDRIA, Va., Nov. 11 -- United States Patent no. D1,101,924, issued on Nov. 11, was assigned to O2COOL LLC (Chicago).
"Fan" was invented by Charles Weber (La Crosse, Wis.) and Tom Zeng (Shenzhen, China).
The patent was filed on Sept. 15, 2021, under Application No. D/807,859.
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