ALEXANDRIA, Va., July 28 -- United States Patent no. 12,691,779, issued on July 28, was assigned to HUNAN XIBAODA INFORMATION TECHNOLOGY Co. LTD (Changsha, China).
"Mobile charging device and mobile charging method" was invented by Feng Yang (Changsha, China) and Xiaosong Xue (Changsha, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure includes a mobile charging device and a mobile charging method. The mobile charging device includes a mobile vehicle body defining an accommodating chamber; a charging port assembly, arranged in the accommodating chamber including a mounting base and a movable base, the movable base is configured to move back and forth relative to the mounting base in...