MD

Michael Hui Du

Schlumberger Technology: 3 patents #33 of 781Top 5%
Overall (2018): #64,330 of 503,207Top 15%
3
Patents 2018

Issued Patents 2018

Patent #TitleCo-InventorsDate
10160033 Cold rolling devices and cold rolled rotary shouldered connection threads Rakesh Singh, Ke Ken Li, Fei Song, Stephen Ray Stafford, Anthony Collins +2 more 2018-12-25
10145496 Rotary shouldered connections and thread design Ke Ken Li, Fei Song, Rakesh Singh, Anthony Collins, Keith Moriarty 2018-12-04
9863215 Shear valve system and methodology Murali Jayaram, Michael Krail, Anthony Veneruso, Ives D. Loretz, Francesco Vaghi 2018-01-09