JD

Jean-Marie Degrange

Schlumberger Technology: 5 patents #1,262 of 7,293Top 20%
Overall (All Time): #918,651 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12404762 Drilling system Riadh Boualleg, Geoffrey C. Downton, Steven G. Villareal, Maja Ignova, Ling Li +5 more 2025-09-02
9958849 Cement data telemetry via drill string 2018-05-01
9494031 Data transmission during drilling Neil Kelsall 2016-11-15
8439130 Method and apparatus for seismic data acquisition during drilling operations Charles Peter Deri, Neil Kelsall, Edward Kent Ferguson 2013-05-14
7603238 Analysis of time-series data using singularities Henri-Pierre Valero, Shu-Kong Chang, Vivian Pisre, Karan Singh 2009-10-13