ALEXANDRIA, Va., Aug. 18 -- United States Patent no. D1,141,847, issued on Aug. 18, was assigned to Ningbo Eudemon Child Protective Equipment Co. Ltd. (Ningbo, China).
"Door lock" was invented by Fangling Shi (Ningbo, China) and Binhui Li (Ningbo, China).
The patent was filed on Jan. 22, 2026, under Application No. D/044,230.
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