ALEXANDRIA, Va., Sept. 30 -- United States Patent no. D1,150,747, issued on Sept. 29.

"Cleaning robot" was invented by Jiahua Zhang (Suzhou, China) and Nan Jiang (Suzhou, China).

The patent was filed on Nov. 19, 2025, under Application No. D/528,088.

*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=D1150747&OS=D1150747&RS=D1150747

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