ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,228,976, issued on Feb. 18, was assigned to Huawei Technologies'Co.'Ltd.' (Guangdong, China).
"Keyboard apparatus and terminal" was invented by Haiyu Cheng (Shenzhen, China), Jianqiang Xu (Dongguan, China), Fan Wang (Shenzhen, China), Yuyin Wang (Shenzhen, China) and Jianwei Zeng (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "This application provides a keyboard apparatus. The keyboard module is stacked on the base and is in sliding fit with the base. The first plate is rotatably connected to one end of the base, where a first rotating part is formed between the first plate and the base. The second plate is rotatably connected to one en...