ALEXANDRIA, Va., April 7 -- United States Patent no. D1,121,598, issued on April 7, was assigned to Shenzhen Cavins Technology Co. LTD (Shenzhen, China).
"Bass shaker" was invented by Yunong Liu (Shenzhen, China).
The patent was filed on March 25, 2025, under Application No. D/995,127.
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