Aerospace
| Sat 29 Nov 2025
Beijing, Nov. 29 -- PetroChina has sought patent for Unmanned Aerial Vehicle Flight State Control Method and System. This invention was developed by Li Jie, Yu Lin, Huang Li, Wang Yang, Liu Xinxin, He Shiyun, Zeng Chao, Pan Huaibin, Huang Junhao, Wang Lijuan, Tang Qiao, Wang Yi, Huang Yanlin and Yu Xiangyang.
The patent appli..