ALEXANDRIA, Va., April 9 -- United States Patent no. 12,274,015, issued on April 8, was assigned to GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP. LTD. (Guangdong, China).

"Electronic assembly and electronic device" was invented by Zekuan Zheng (Guangdong, China) and Jie Li (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic assembly includes a shaft assembly and housings arranged oppositely. The shaft assembly includes a first shaft case, first rotating members, and rotating units. The first rotating members are at least partially disposed at two opposite sides of the first shaft case. Each of the first rotating members has one end rotatably connected with the first shaft case and...