PS

Philip M. Singer

Schlumberger Technology: 5 patents #1,262 of 7,293Top 20%
VT Vinegar Technologies: 4 patents #2 of 7Top 30%
Saudi Arabian Oil: 1 patents #2,080 of 4,275Top 50%
Overall (All Time): #532,165 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12228531 Method of determining solid and liquid components in sedimentary rocks using NMR relaxation Yunke Liu, Xinglin Wang, George J. Hirasaki, Harold J. Vinegar 2025-02-18
11933932 Method of estimating permeability using NMR diffusion measurements Harold J. Vinegar, George J. Hirasaki, Zeliang Chen, Xinglin Wang, Eva Vinegar 2024-03-19
11921069 Determination of fluid-phase-specific petrophysical properties of geological core for oil, water and gas phases Eva Vinegar, George J. Hirasaki, Zeliang Chen, Xinglin Wang, Harold J. Vinegar 2024-03-05
11099292 Method for determining the composition of natural gas liquids, mean pore-size and tortuosity in a subsurface formation using NMR Harold J. Vinegar, George J. Hirasaki, Zeliang Chen, Xinglin Wang 2021-08-24
10718701 NMR based reservoir wettability measurements Chanh Cao Minh, Steve F. Crary, Andrea Valori, Henry N. Bachman 2020-07-21
10466186 Workflow for resaturation and analysis of unconventional core samples Ravinath Kausik Kadayam Viswanathan, Kamilla Fellah, Erik Rylander, Richard Evans Lewis, II 2019-11-05
9405037 Methods for determining wettability from NMR Ahmed Al-Muthana, Gabor Hursan, Shouxiang Mark Ma, Benjamin Nicot, Andrea Valori +2 more 2016-08-02
9222902 Estimations of nuclear magnetic resonance measurement distributions Fred K. Gruber, Lalitha Venkataramanan, Tarek M. Habashy, Denise E. Freed 2015-12-29
9176251 Asphaltene evaluation based on NMR measurements and temperature / pressure cycling Patrice Ligneul, Edward A. Clerke, Johannes Jacobus Buiting 2015-11-03