ALEXANDRIA, Va., June 5 -- United States Patent no. D1,071,426, issued on April 15, was assigned to TINECO INTELLIGENT TECHNOLOGY Co. LTD. (Suzhou, China).
"Surface cleaner base" was invented by Haoqiang Zhang (Suzhou, China) and Yijie Wang (Suzhou, China).
The patent was filed on March 25, 2022, under Application No. D/832,199.
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