Inventor · Rueil-Malmaison, FR

Patrick Egermann

13Patents
8h-index
21Co-inventors
68Inventor score

Filing activity: Sep 20, 2000 → Jul 17, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US7082812B2 Method and device for evaluating physical parameters of an underground reservoir from rock cuttings taken therefrom Physics 36 Expired
US6453727B1 Method of evaluating physical parameters of an underground reservoir from rock cuttings taken therefrom Physics 23 Expired
US7072809B2 Method for modelling fluid displacements in a porous environment taking into account hysteresis effects Physics 21 Expired
US7131317B2 Method and device for evaluating physical parameters of an underground deposit from rock cuttings sampled therein Physics 19 Expired
US7388373B2 Method of determining the permeability of an underground medium from NMR measurements of the permeability of rock fragments from the medium Physics 15 Expired
US7092822B2 Method of evaluating the capillary pressure curve of an underground deposit rocks based on rock cuttings measurements Physics 14 Expired
US8024960B2 Method and device for evaluating flow parameters and electric parameters of porous medium Physics 9 Active
US6490531B1 Optimized method for determining physical parameters of a sample subjected to centrifugation Physics 8 Expired
US7693677B2 Method of characterizing the distribution of the absolute permeability of a heterogeneous sample Physics 6 Active
US7319332B2 Method for determining of the formation factor for a subterranean deposit from measurements on drilling waste removed therefrom Physics 4 Expired
US7333892B2 Method of determining multiphase flow parameters of a porous medium taking account of the local heterogeneity Physics 4 Expired
US7464582B2 Method for determining the inlet capillary pressure of a porous medium Emerging Cross-Sectional Technologies 1 Active
US11186761B2 Method for treating a rock formation against the inflitration of sand using a geopolymer cement grout Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.