ALEXANDRIA, Va., May 12 -- United States Patent no. D1,125,975, issued on May 12, was assigned to ZHEJIANG KEHON INTELLIGENT SCIENCE & TECHNOLOGY Co. LTD. (Lishui City, China).
"Smart door lock" was invented by Haiqiang Wang (Lishui City, China).
The patent was filed on June 20, 2024, under Application No. D/948,314.
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