ALEXANDRIA, Va., June 4 -- United States Patent no. D1,077,973, issued on June 3, was assigned to Shenzhen TIZE Technology Co. Ltd. (Shenzhen, China).
"Ultrasonic dog repeller" was invented by Jian Wen (Shenzhen, China).
The patent was filed on Nov. 20, 2023, under Application No. D/917,513.
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