ALEXANDRIA, Va., July 3 -- United States Patent no. 12,342,761, issued on July 1, was assigned to Nanjing Chervon Industry Co. Ltd. (Nanjing, China).
"Outdoor moving device" was invented by Qian Liu (Nanjing, China), Toshinari Yamaoka (Nanjing, China), Zhen Wang (Nanjing, China), Fangjie Nie (Nanjing, China), Dezhong Yang (Nanjing, China), Yangzi Liu (Nanjing, China), Li Li (Nanjing, China), Ju Li (Nanjing, China) and Changhai Lu (Nanjing, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An outdoor moving device includes a main body, a first energy storage device, a second energy storage device, and a connection assembly. The first energy storage device is capable of supplying power to the outdoor moving...