JR

John Ratulowski

Schlumberger Technology: 12 patents #467 of 7,293Top 7%
Overall (All Time): #407,373 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11684917 Microfluidic technique for detection of multi-contact miscibility Shahnawaz Hossain Molla, Farshid Mostowfi, Jinglin Gao 2023-06-27
11118428 Construction of digital representation of complex compositional fluids Denis Vladimirovich Klemin, Mark Andersen, Oleg Yurievich Dinariev, Nikolay Vyacheslavovich Evseev, Evgeny Ivanov +2 more 2021-09-14
10895544 Measurement of liquid parameters using a microfluidic device Shahnawaz Hossain Molla, Farshid Mostowfi 2021-01-19
10465483 Digital core sensitivity analysis Mark Andersen, Denis Vladimirovich Klemin, Alexander Nikolaevich Nadeev, Omer Gurpinar 2019-11-05
9869624 Method and apparatus for characterizing interfacial tension between two immiscible or partially miscible fluids Geza Szabo, Dmitry Eskin 2018-01-16
9689858 Method and apparatus for measuring asphaltene onset conditions and yields of crude oils Shahnawaz Hossain Molla, Vincent Joseph Sieben, Farshid Mostowfi, Shawn David Taylor, Christopher Harrison +4 more 2017-06-27
8825408 Using models for equilibrium distributions of asphaltenes in the prescence of GOR gradients to determine sampling procedures Denise E. Freed, Kentaro Indo, Oliver C. Mullins, Julian Zuo 2014-09-02
8380446 System and method for determining the phase envelope of a gas condensate Farshid Mostowfi, Anil Singh 2013-02-19
7933018 Spectral imaging for downhole fluid characterization Stephane Vannuffelen, Ahmed Hammami, Toru Terabayashi, Tsutomu Yamate, Terry Sopkow +6 more 2011-04-26
7158887 Fluids chain-of-custody Soraya S. Betancourt, Oliver C. Mullins, Ahmed Hammami, John Nighswander, Peter S. Hegeman +4 more 2007-01-02
7150183 Compositional characterization and quantification of solid deposits from hydrocarbon fluids Abdel M. Kharrat, Mohammed Ibn khayat Zougari, Ahmed Hammami 2006-12-19
6959588 Couette device and method to study solids deposition from flowing fluids Mohammed Ibn khayat Zougari, Ahmed Hammami, Kunal Karan, Scott Jacobs 2005-11-01