LC

Lei Cha

SC Sichuan Xieming Technology Co.: 5 patents #3 of 22Top 15%
SU Southwest Petroleum University: 5 patents #55 of 1,158Top 5%
Overall (All Time): #912,027 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12326084 Intelligent directional device for full rotation of drill string Jialin Tian, Yufeng Xie, Hengjing Zhang, Hongsheng Deng, Lin Yang +2 more 2025-06-10
12180808 All-metal intelligent control motor Jialin Tian, Junyang Song, Heng Li, Yanniu Ren, Chunyu Xing +2 more 2024-12-31
11927077 High-frequency composite impactor Jialin Tian, Lanhui Mao, Yanniu Ren, Lin Yang, Haolin Song +4 more 2024-03-12
11834928 Drill string rotation controller for directional drilling Jialin Tian, Haolin Song, Yinglin Yang, Yanniu Ren, Lin Yang +4 more 2023-12-05
11828149 Fracking tool with electromagnetic intelligent control sliding sleeve Jialin Tian, Yu Wei, Lanhui Mao, Yanniu Ren, Chunyu Xing +2 more 2023-11-28