ALEXANDRIA, Va., Aug. 5 -- United States Patent no. D1,140,417, issued on Aug. 4, was assigned to SUZHOU HUAZAO SHUNWEI INTELLIGENT TECHNOLOGY Co. LTD. (Suzhou, China).
"Portable carpet cleaner" was invented by Fujian Liu (Suzhou, China).
The patent was filed on Sept. 16, 2025, under Application No. D/023,329.
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