ALEXANDRIA, Va., Sept. 17 -- United States Patent no. D1,093,791, issued on Sept. 16, was assigned to BEST EPOCH TECHNOLOGY Co. LTD (Shenzhen, China) and UBTECH ROBOTICS CORP LTD (Shenzhen, China).
"Cleaning robot" was invented by Jiajian Long (Shenzhen, China) and Hua Zhang (Shenzhen, China).
The patent was filed on Nov. 10, 2023, under Application No. D/906,826.
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