ALEXANDRIA, Va., June 16 -- United States Patent no. D1,075,994, issued on May 20, 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 Sept. 19, 2023, under Application No. D/903,037.
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