ALEXANDRIA, Va., June 6 -- United States Patent no. 12,280,834, issued on April 22, was assigned to Nextgen Exchange Group Inc. (Grand Cayman, Cayman Islands).
"Full-load passenger car body structure" was invented by Jianjiang Wang (Zhangzhou, China) and Fuwen Xiao (Zhangzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a full-load passenger car body structure including a roof frame, a side wall frame, a rear frame and an underframe. The side wall frame is enclosed to form an accommodating space, the roof frame is disposed on an upper part of the side wall frame, and the underframe is disposed on a lower part of the side wall frame, where a plurality of reinforcing ...