ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,786,721, issued on Nov. 3, was assigned to VIVO MOBILE COMMUNICATION Co. LTD. (Guangdong, China).

"Device identifier counterfeiting prevention method and apparatus, and electronic device" was invented by Ping Yao (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device identifier counterfeiting prevention method and apparatus, and an electronic device are provided in this application. The device identifier counterfeiting prevention method applied to the electronic device includes: in a case that a request for querying for an open anonymous device identifier by a target application program is received, obtaining an initial open anonymous ...