Inventor
Ravinath Kausik Kadayam Viswanathan
Inventor
Boston, MA, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Vprimary
G01VGeophysics28%
G01NInvestigating or analysing materials by determining their chemical or physical properties25%
G01RMeasuring electric variables15%
E21BEarth or rock drilling13%
Y02ATechnologies for adaptation to climate change8%
G06FElectric digital data processing5%
G06GAnalogue computers5%
G06TImage data processing or generation, in general3%
PatentTitleYear
10,724,975Apparatus and methods for determining properties of liquid-bearing solids using nuclear magnetic resonance202010,725,197Methods for interpreting NMR data202010,705,250Generation of isotherm datasets for reservoir volumetric estimation202010,466,186Workflow for resaturation and analysis of unconventional core samples201910,458,894Methods for monitoring fluid flow and transport in shale gas reservoirs201910,401,313Estimating downhole fluid volumes using multi-dimensional nuclear magnetic resonance measurements201910,345,478Identifying and removing artifacts from multi-dimensional distribution functions201910,100,636Bitumen quantification using vibrational spectroscopy201810,061,048Method of analyzing formation samples using NMR measurements with an echo time being 100 microseconds or less20189,880,319'Quality metrics for tight oil reservoirs'20189,720,124'Logging in gas shale and other unconventional reservoirs'20179,720,128'Rotating frame pulsed nuclear magnetic resonance spectroscopy'20179,405,036'Multiphysics NMR logging techniques for the determination of in situ total gas in gas reservoirs'2016Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2016–2020Patents assigned to SCHLUMBERGER TECHNOLOGY CORP (12)· patent assignee history
2016–2017Based in Somerville, MA, US· patent location history
2017Patents assigned to AKKURT RIDVAN (1)· patent assignee history
2017Patents assigned to CAO MINH CHANH (1)· patent assignee history
2017–2020Based in Boston, MA, US· patent location history
2018Patents assigned to GEOSERVICES EQUIPEMENTS (1)· patent assignee history
2018Patents assigned to GEOSERVICES EQUIPEMENTS SAS (1)· patent assignee history
2019–2020Based in Sharon, MA, US· patent location history
2020Based in Cambridge, GB· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SCHLUMBERGER TECHNOLOGY CORP | 12 | 2016–2020 |
| AKKURT RIDVAN | 1 | 2017 |
| CAO MINH CHANH | 1 | 2017 |
| GEOSERVICES EQUIPEMENTS | 1 | 2018 |
| GEOSERVICES EQUIPEMENTS SAS | 1 | 2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Boston, Massachusetts, US | 6 | 2017–2020 |
| Sharon, Massachusetts, US | 4 | 2019–2020 |
| Somerville, Massachusetts, US | 2 | 2016–2017 |
| Cambridge, GB | 1 | 2020 |