US Patent Issued to Electric Power Science & Research Institute of State Grid Tianjin Electric Power, State Grid Tianjin Electric Power, State Grid Corporation of China on May 20 for "Internal inspection robot" (Chinese Inventors)

ALEXANDRIA, Va., June 16 -- United States Patent no. 12,304,056, issued on May 20, was assigned to Electric Power Science & Research Institute of State Grid Tianjin Electric Power Co. (Tianjin, China), State Grid Tianjin Electric Power Co. (Tianjin, China) and State Grid Corporation of China (Beijing).

"Internal inspection robot" was invented by Liqing Liu (Tianjin, China), Chun He (Tianjin, China), Chi Zhang (Tianjin, China), Songyuan Li (Tianjin, China), Jufang Wei (Tianjin, China), Junji Feng (Tianjin, China), Chuang Yao (Tianjin, China), Minghui Duan (Tianjin, China) and He Zhang (Tianjin, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An internal inspection robot includes a housing, a gravity bala...