Electrical
| Wed 17 Jun 2026
Beijing, June 17 -- State Intellectual Property Office of China has received Zhumadian Power Supply of State Grid Henan Electric Power patent application for Transverse Protection System Based on IP Portrait. Hei Cong, Song Zhiyong, Zhao Yi, Zhao Yibo, Hu Bibo, Guo Peng, Wang Qiangqiang, Wang Yichao, Wang Yujuan, Jia Yixuan, Che..