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Lalitha Venkataramanan
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Lexington, MA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Processes and systems for determining if downhole fluids are in equ...
Patent number
12,123,863
Issue date
Oct 22, 2024
Schlumberger Technology Corporation
Melanie Jensen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Estimating mineralogy and reconstructing elements of reservoir rock...
Patent number
11,988,802
Issue date
May 21, 2024
Schlumberger Technology Corporation
Paul Ryan Craddock
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Dual neural network architecture for determining epistemic and alea...
Patent number
11,893,495
Issue date
Feb 6, 2024
Schlumberger Technology Corporation
Ravinath Kausik Kadayam Viswanathan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Methods and systems of determining parameters characterizing porous...
Patent number
11,841,476
Issue date
Dec 12, 2023
Schlumberger Technology Corporation
Vasileios-Marios Gkortsas
G01 - MEASURING TESTING
Information
Patent Grant
System and method for reducing a feasible region of solutions in a...
Patent number
11,774,622
Issue date
Oct 3, 2023
Schlumberger Technology Corporation
Lalitha Venkataramanan
G01 - MEASURING TESTING
Information
Patent Grant
Methods for determining fluid volumes from NMR T1-T2 log data
Patent number
11,774,621
Issue date
Oct 3, 2023
Schlumberger Technology Corporation
Lalitha Venkataramanan
G01 - MEASURING TESTING
Information
Patent Grant
Methods of investigating formation samples using NMR data
Patent number
10,802,099
Issue date
Oct 13, 2020
Schlumberger Technology Corporation
Lalitha Venkataramanan
G01 - MEASURING TESTING
Information
Patent Grant
Estimation of petrophysical and fluid properties using integral tra...
Patent number
10,732,314
Issue date
Aug 4, 2020
Schlumberger Technology Corporation
Lalitha Venkataramanan
G01 - MEASURING TESTING
Information
Patent Grant
Modified pulse sequence to estimate properties
Patent number
10,557,809
Issue date
Feb 11, 2020
Schlumberger Technology Corporation
Lalitha Venkataramanan
G01 - MEASURING TESTING
Information
Patent Grant
Multiple detector NMR tool system and inversion methods for NMR log...
Patent number
10,408,964
Issue date
Sep 10, 2019
Schlumberger Technology Corporation
Jeffrey L. Paulsen
G01 - MEASURING TESTING
Information
Patent Grant
Methods of determining cementation exponent and saturation exponent...
Patent number
10,393,641
Issue date
Aug 27, 2019
Schlumberger Technology Corporation
Jean-Marc Donadille
G01 - MEASURING TESTING
Information
Patent Grant
Imaging subterranean formations and features using azimuthal phase...
Patent number
10,330,816
Issue date
Jun 25, 2019
Jeffrey L. Paulsen
G01 - MEASURING TESTING
Information
Patent Grant
Robust multi-dimensional inversion from wellbore NMR measurements
Patent number
10,228,484
Issue date
Mar 12, 2019
Schlumberger Technology Corporation
Pu Wang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Imaging subterranean formations and features using multicoil NMR me...
Patent number
10,114,142
Issue date
Oct 30, 2018
Lalitha Venkataramanan
G01 - MEASURING TESTING
Information
Patent Grant
Methods and systems for identifying hydrocarbon fluid transition ch...
Patent number
10,041,893
Issue date
Aug 7, 2018
Schlumberger Technology Corporation
Marcus Hofheins Donaldson
G01 - MEASURING TESTING
Information
Patent Grant
Methods of investigating formation samples using NMR data
Patent number
9,939,506
Issue date
Apr 10, 2018
Schlumberger Technology Corporation
Lalitha Venkataramanan
G01 - MEASURING TESTING
Information
Patent Grant
Estimating adsorbed gas volume from NMR and dielectric logs
Patent number
9,753,176
Issue date
Sep 5, 2017
Schlumberger Technology Corporation
Ashish Datey
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods for compositional analysis of downhole fluids using data fr...
Patent number
9,733,383
Issue date
Aug 15, 2017
Schlumberger Technology Corporation
Denise E. Freed
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods for compositional analysis of downhole fluids using data fr...
Patent number
9,715,033
Issue date
Jul 25, 2017
Schlumberger Technology Corporation
Denise E. Freed
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods for compositional analysis of downhole fluids using data fr...
Patent number
9,703,003
Issue date
Jul 11, 2017
Schlumberger Technology Corporation
Nicholas N. Bennett
E21 - EARTH DRILLING MINING
Information
Patent Grant
Modified pulse sequence to estimate properties
Patent number
9,671,516
Issue date
Jun 6, 2017
Schlumberger Technology Corporation
Lalitha Venkataramanan
G01 - MEASURING TESTING
Information
Patent Grant
Method of performing error-correction of nuclear magnetic resonance...
Patent number
9,582,353
Issue date
Feb 28, 2017
Schlumberger Technology Corporation
Nicholas N. Bennett
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Estimations of nuclear magnetic resonance measurement distributions
Patent number
9,222,902
Issue date
Dec 29, 2015
Schlumberger Technology Corporation
Fred K. Gruber
G01 - MEASURING TESTING
Information
Patent Grant
Processing and interpretation of real-time data from downhole and s...
Patent number
8,612,193
Issue date
Dec 17, 2013
Schlumberger Technology Center
Bhavani Raghuraman
E21 - EARTH DRILLING MINING
Information
Patent Grant
Modified pulse sequence to estimate properties
Patent number
8,587,302
Issue date
Nov 19, 2013
Schlumberger Technology Corporation
Lalitha Venkataramanan
G01 - MEASURING TESTING
Information
Patent Grant
Method for real-time determination of volume fractions of a product...
Patent number
7,674,624
Issue date
Mar 9, 2010
Schlumberger Technology Corporation
Kenneth E. Stephenson
G01 - MEASURING TESTING
Information
Patent Grant
System and methods of deriving differential fluid properties of dow...
Patent number
7,398,159
Issue date
Jul 8, 2008
Schlumberger Technology Corporation
Lalitha Venkataramanan
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and methods of deriving fluid properties of downhole fluids...
Patent number
7,305,306
Issue date
Dec 4, 2007
Schlumberger Technology Corporation
Lalitha Venkataramanan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Flow rate determination
Patent number
7,231,305
Issue date
Jun 12, 2007
Schlumberger Technology Corporation
Kenneth Edward Stephenson
G01 - MEASURING TESTING
Information
Patent Grant
Nuclear magnetic resonance method and logging apparatus for fluid a...
Patent number
6,891,369
Issue date
May 10, 2005
Schlumberger Technology Corporation
Martin D. Hurlimann
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
ROCK PROPERTY MEASUREMENTS BASED ON SPECTROSCOPY DATA
Publication number
20250052924
Publication date
Feb 13, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Paul Ryan Craddock
E21 - EARTH DRILLING MINING
Information
Patent Application
MICROSEISMIC WAVEFORM PROCESSING LEVERAGING MACHINE LEARNING
Publication number
20250035803
Publication date
Jan 30, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Lalitha Venkataramanan
G01 - MEASURING TESTING
Information
Patent Application
METHOD OF DETERMINING SATURATES, AROMATICS, RESINS, AND ASPHALTENE...
Publication number
20240418698
Publication date
Dec 19, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Shahnawaz Hossain Molla
G01 - MEASURING TESTING
Information
Patent Application
PROPAGATION OF PETROPHYSICAL PROPERTIES TO WELLS IN A FIELD
Publication number
20240345273
Publication date
Oct 17, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Vasileios-Marios Gkortsas
G01 - MEASURING TESTING
Information
Patent Application
COST FUNCTION ENGINEERING FOR ESTIMATING UNCERTAINTY CORRELATED WIT...
Publication number
20230385639
Publication date
Nov 30, 2023
SCHLUMBERGER TECHNOLOGY CORPORATION
Ravinath Kausik Kadayam Viswanathan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PROCESSES AND SYSTEMS FOR DETERMINING IF DOWNHOLE FLUIDS ARE IN EQU...
Publication number
20230349881
Publication date
Nov 2, 2023
SCHLUMBERGER TECHNOLOGY CORPORATION
Melanie Jensen
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEM AND METHOD FOR APPLYING ARTIFICIAL INTELLIGENCE TECHNIQUES T...
Publication number
20220187495
Publication date
Jun 16, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
Denise E. Freed
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ESTIMATING MINERALOGY AND RECONSTRUCTING ELEMENTS OF RESERVOIR ROCK...
Publication number
20220179121
Publication date
Jun 9, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
Paul Ryan Craddock
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEM AND METHOD FOR SUPERVISED LEARNING OF PERMEABILITY OF EARTH...
Publication number
20220156595
Publication date
May 19, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
Ravinath Kausik Kadayam Viswanathan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FORMATION ANALYSIS INCORPORATING IDENTIFICATION OF IMMOVABLE AND VI...
Publication number
20220128727
Publication date
Apr 28, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
Harish B. Datir
G01 - MEASURING TESTING
Information
Patent Application
ESTIMATION OF FLUID SATURATION OF A FORMATION FROM INTEGRATION OF M...
Publication number
20220082014
Publication date
Mar 17, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
Chang-Yu Hou
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEM AND METHOD FOR REDUCING A FEASIBLE REGION OF SOLUTIONS IN A...
Publication number
20210396904
Publication date
Dec 23, 2021
SCHLUMBERGER TECHNOLOGY CORPORATION
Lalitha Venkataramanan
G01 - MEASURING TESTING
Information
Patent Application
DUAL NEURAL NETWORK ARCHITECTURE FOR DETERMINING EPISTEMIC AND ALEA...
Publication number
20210073631
Publication date
Mar 11, 2021
SCHLUMBERGER TECHNOLOGY CORPORATION
Ravinath Kausik Kadayam Viswanathan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHODS FOR DETERMINING FLUID VOLUMES FROM NMR T1-T2 LOG DATA
Publication number
20200264331
Publication date
Aug 20, 2020
SCHLUMBERGER TECHNOLOGY CORPORATION
Lalitha Venkataramanan
G01 - MEASURING TESTING
Information
Patent Application
METHODS AND SYSTEMS OF DETERMINING PARAMETERS CHARACTERIZING POROUS...
Publication number
20200110191
Publication date
Apr 9, 2020
SCHLUMBERGER TECHNOLOGY CORPORATION
Vasileios-Marios Gkortsas
G01 - MEASURING TESTING
Information
Patent Application
Methods of Investigating Formation Samples Using NMR Data
Publication number
20190011517
Publication date
Jan 10, 2019
SCHLUMBERGER TECHNOLOGY CORPORATION
Lalitha Venkataramanan
G01 - MEASURING TESTING
Information
Patent Application
MODIFIED PULSE SEQUENCE TO ESTIMATE PROPERTIES
Publication number
20170241922
Publication date
Aug 24, 2017
SCHLUMBERGER TECHNOLOGY CORPORATION
LALITHA VENKATARAMANAN
G01 - MEASURING TESTING
Information
Patent Application
Imaging Subterranean Formations and Features Using Azimuthal Phase...
Publication number
20170176628
Publication date
Jun 22, 2017
SCHLUMBERGER TECHNOLOGY CORPORATION
Jeffrey L. Paulsen
G01 - MEASURING TESTING
Information
Patent Application
MULTIPLE DETECTOR NMR TOOL SYSTEM AND INVERSION METHODS FOR NMR LOG...
Publication number
20170176626
Publication date
Jun 22, 2017
SCHLUMBERGER TECHNOLOGY CORPORATION
Jeffrey L. Paulsen
G01 - MEASURING TESTING
Information
Patent Application
Imaging Subterranean Formations and Features Using Multicoil NMR Me...
Publication number
20170176627
Publication date
Jun 22, 2017
SCHLUMBERGER TECHNOLOGY CORPORATION
Lalitha Venkataramanan
G01 - MEASURING TESTING
Information
Patent Application
METHODS OF DETERMINING CEMENTATION EXPONENT AND SATURATION EXPONENT...
Publication number
20170123104
Publication date
May 4, 2017
SCHLUMBERGER TECHNOLOGY CORPORATION
Jean-Marc Donadille
G01 - MEASURING TESTING
Information
Patent Application
ROBUST MULTI-DIMENSIONAL INVERSION FROM WELLBORE NMR MEASUREMENTS
Publication number
20170123098
Publication date
May 4, 2017
SCHLUMBERGER TECHNOLOGY CORPORATION
Pu Wang
G01 - MEASURING TESTING
Information
Patent Application
METHODS AND SYSTEMS FOR IDENTIFYING HYDROCARBON FLUID TRANSITION CH...
Publication number
20160178545
Publication date
Jun 23, 2016
SCHLUMBERGER TECHNOLOGY CORPORATION
Marcus Hofheins DONALDSON
G01 - MEASURING TESTING
Information
Patent Application
METHODS OF INVESTIGATING FORMATION SAMPLES USING NMR DATA
Publication number
20150177351
Publication date
Jun 25, 2015
SCHLUMBERGER TECHNOLOGY CORPORATION
Lalitha Venkataramanan
G01 - MEASURING TESTING
Information
Patent Application
METHODS FOR COMPOSITIONAL ANALYSIS OF DOWNHOLE FLUIDS USING DATA FR...
Publication number
20150168586
Publication date
Jun 18, 2015
SCHLUMBERGER TECHNOLOGY CORPORATION
Denise E. FREED
G01 - MEASURING TESTING
Information
Patent Application
METHODS FOR COMPOSITIONAL ANALYSIS OF DOWNHOLE FLUIDS USING DATA FR...
Publication number
20150168585
Publication date
Jun 18, 2015
SCHLUMBERGER TECHNOLOGY CORPORATION
NICHOLAS N. BENNETT
G01 - MEASURING TESTING
Information
Patent Application
METHODS FOR COMPOSITIONAL ANALYSIS OF DOWNHOLE FLUIDS USING DATA FR...
Publication number
20150168587
Publication date
Jun 18, 2015
SCHLUMBERGER TECHNOLOGY CORPORATION
DENISE E. FREED
G01 - MEASURING TESTING
Information
Patent Application
Method of Performing Error-Correction of NMR Data
Publication number
20140380134
Publication date
Dec 25, 2014
Nicholas N. Bennett
G01 - MEASURING TESTING
Information
Patent Application
Estimating Adsorbed Gas Volume From NMR And Dielectric Logs
Publication number
20140229112
Publication date
Aug 14, 2014
SCHLUMBERGER TECHNOLOGY CORPORATION
Ashish Datey
G01 - MEASURING TESTING
Information
Patent Application
MODIFIED PULSE SEQUENCE TO ESTIMATE PROPERTIES
Publication number
20140074405
Publication date
Mar 13, 2014
SCHLUMBERGER TECHNOLOGY CORPORATION
LALITHA VENKATARAMANAN
G01 - MEASURING TESTING