WZ

Wenquan Zhang

CO China National Offshore Oil: 1 patents #30 of 142Top 25%
CL China Oilfield Services Limited: 1 patents #31 of 78Top 40%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Qingdao, CN: #307 of 2,087 inventorsTop 15%
Overall (All Time): #1,157,552 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11059923 Preparation method for high-solid acrylic resin Ying Shi, Meng Zhu, Ping Pan, Yuanming Cong 2021-07-13
10018038 Drilling type sidewall coring apparatus Yongren Feng, Zhibin Tian, Tao-Cheng Lu, Liping Liu, Guiqing Hao +4 more 2018-07-10
D786636 Tool handle 2017-05-16
D774376 Tool connector handle 2016-12-20