ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,203, issued on May 27, was assigned to Qiushi Ye (Anqing, China).

"Intelligent life-saving system for high-rise building and electromechanical device for intelligent fast descent" was invented by Qiushi Ye (Anhui, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention discloses an intelligent life-saving system for a high-rise building and an electromechanical device for intelligent fast descent. The life-saving system includes a coverall with short-term high temperature resistance, cushioning and collision resistance, an oxygen-supplying helmet, a high-temperature resistant sling, and an electromechanical device for intelligent ...