ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,478,042, issued on Nov. 25, was assigned to Shenzhen Zheyin Intelligent Technology Co. Ltd. (Shenzhen, China).

"Detachable remote-control device for training dog indoor and outdoor" was invented by Yongkai Zhou (Shenzhen, China) and Weiguo Wu (Shaoyang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A detachable remote control device for training dog is provided, which includes a main remote controller, a front end of the main remote controller is provided with an opening, two sets of positioning partitions are fixedly provided in the opening; front ends of two sides of the main remote controller are fixedly provided with a side spring rod, an ext...