ALEXANDRIA, Va., June 16 -- United States Patent no. D1,130,913, issued on June 16, was assigned to Shenzhen pinksum industry Ltd. (Shenzhen, China).
"Ultrasonic cleaner" was invented by Pei E Ma (Jieyang, China).
The patent was filed on June 25, 2025, under Application No. D/009,944.
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