ALEXANDRIA, Va., June 19 -- United States Patent no. 12,335,420, issued on June 17, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).

"Rotating shaft mechanism and foldable terminal device" was invented by Changliang Liao (Dongguan, China), Ding Zhong (Dongguan, China), Tao Huang (Dongguan, China), Yong Liu (Dongguan, China) and Yangming Lin (Dongguan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A rotating shaft mechanism is disclosed. The rotating shaft mechanism includes a main bracket and at least one rotating assembly. Each rotating assembly can rotate relative to the main bracket. The rotating assembly includes a rotating member, a middle frame, and a sliding member. The rotating...