ALEXANDRIA, Va., June 5 -- United States Patent no. D1,071,375, issued on April 15, was assigned to NINGBO KAIXIN PROTECTIVE PRODUCTS Co. LTD (Zhejiang, China).
"Knee pad" was invented by Dimeng Chen (Zhejiang, China).
The patent was filed on Jan. 19, 2023, under Application No. D/870,272.
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