ALEXANDRIA, Va., March 3 -- United States Patent no. D1,116,312, issued on March 3, was assigned to Huizhou Yunda Power Electronic Technology Co. Ltd. (Huizhou, China).
"Power scrubber" was invented by Qishun Pan (Shaoguan, China) and Qiwei Pan (Shaoguan, China).
The patent was filed on Oct. 14, 2024, under Application No. D/967,923.
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