ALEXANDRIA, Va., April 7 -- United States Patent no. 12,596,405, issued on April 7, was assigned to VIVO MOBILE COMMUNICATION Co. LTD. (Guangdong, China).

"Electronic device" was invented by Yichen Zhu (Guangdong, China) and Dingjian Yang (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic device including a first housing, where the first housing is provided with a first vibration motor; a second housing, where the second housing is slidably connected to the first housing, and the second housing is provided with a second vibration motor; a flexible display, where a first segment of the flexible display is connected to the first housing, and a second segment of the flexible display ...