RC

Renjin Chen

Overall (2022): #290,643 of 548,613Top 55%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11371313 Hard-sealing soluble bridge plug Ruijie Pang, Jiangping Li, Jianfeng Liu, Maoyong Zhou, Fuzeng Pang 2022-06-28