ALEXANDRIA, Va., June 4 -- United States Patent no. 12,321,531, issued on June 3, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).

"Keyboard assembly and electronic device" was invented by Fumio Tamura (Yokohama, Japan), Yake Zou (Dongguan, China), Kenji Nagai (Yokohama, Japan), Song Wang (Wuhan, China), Hui Lin (Yokohama, Japan), Lingfeng Zeng (Shenzhen, China) and Shaoyong Yang (Wuhan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A keyboard assembly includes a keyboard body and a drive mechanism. The keyboard body includes a frame assembly and keys. The keys are arranged in a plurality of rows in parallel, each row of keys include a plurality of keys, and the keys are located in key...