Assignee
DIFOGGIO ROCCO
US41 patents
Top patents by PatentIndex Score
US8794062B2Aug 5, 2014
Early kick detection in an oil and gas well
DIFOGGIO ROCCO37 citations93
US7240546B2Jul 10, 2007
Method and apparatus for downhole detection of CO2 and H2S using resonators coated with CO2 and H2S sorbents
DIFOGGIO ROCCO15 citations93
US9109433B2Aug 18, 2015
Early kick detection in an oil and gas well
DIFOGGIO ROCCO22 citations86
US9404360B2Aug 2, 2016
Fiber optic sensor system using white light interferometry
DIFOGGIO ROCCO8 citations84
US8973660B2Mar 10, 2015
Apparatus, system and method for injecting a fluid into a formation downhole
DIFOGGIO ROCCO6 citations84
US8113041B2Feb 14, 2012
Gravitational method and apparatus for measuring true vertical depth in a borehole
DIFOGGIO ROCCO7 citations84
US8104338B2Jan 31, 2012
Method and apparatus for ion-selective discrimination of fluids downhole
DIFOGGIO ROCCO11 citations84
US8955375B2Feb 17, 2015
System and method for sampling and analyzing downhole formation fluids
DIFOGGIO ROCCO6 citations80
US8145429B2Mar 27, 2012
System and method for sampling and analyzing downhole formation fluids
DIFOGGIO ROCCO9 citations80
US9733182B2Aug 15, 2017
Apparatus and method for determining a fluid property downhole using a bulk reading refractometer
DIFOGGIO ROCCO5 citations73
US9366133B2Jun 14, 2016
Acoustic standoff and mud velocity using a stepped transmitter
DIFOGGIO ROCCO5 citations73
US9228429B2Jan 5, 2016
Carbon dioxide content of natural gas from other physical properties
DIFOGGIO ROCCO4 citations73
US10822878B2Nov 3, 2020
Directional drilling control system and methods
DIFOGGIO ROCCO3 citations72
US10602289B2Mar 24, 2020
Acoustic transducer with a liquid-filled porous medium backing and methods of making and using same
DIFOGGIO ROCCO2 citations72
US10570733B2Feb 25, 2020
Synthetic chromatogram from physical properties
DIFOGGIO ROCCO2 citations71
US8893547B2Nov 25, 2014
Acoustic transducers using quantum tunneling composite active elements
DIFOGGIO ROCCO4 citations71
US11448056B2Sep 20, 2022
Fluid separation using immersed hydrophilic and oleophilic ribbons
DIFOGGIO ROCCO0 citations63
US10746681B2Aug 18, 2020
Non-fouling liquid electrodes
DIFOGGIO ROCCO1 citations63
US8704159B2Apr 22, 2014
Method and apparatus for estimating a downhole fluid property using a charged particle densitometer
DIFOGGIO ROCCO2 citations63
US8536528B2Sep 17, 2013
System and method for downhole voltage generation
DIFOGGIO ROCCO4 citations63
US8878548B2Nov 4, 2014
Method for treating and sealing piezoelectric tuning forks
DIFOGGIO ROCCO2 citations62
US11473412B2Oct 18, 2022
Selective heating of fluid components with microwaves to change viscosity ratio in downhole fluid devices
DIFOGGIO ROCCO0 citations52
US9885591B2Feb 6, 2018
Low etendue light source for fiber optic sensors in high temperature environments
DIFOGGIO ROCCO0 citations52
US9637996B2May 2, 2017
Downhole uses of nanospring filled elastomers
DIFOGGIO ROCCO1 citations52
US9207355B2Dec 8, 2015
Method for physical modeling of reservoirs
DIFOGGIO ROCCO1 citations52
US9110182B2Aug 18, 2015
Gaseous gravimeter
DIFOGGIO ROCCO1 citations52
US9080424B2Jul 14, 2015
System and method for downhole cooling of components utilizing endothermic decomposition
DIFOGGIO ROCCO1 citations52
US9079247B2Jul 14, 2015
Downhole tools including anomalous strengthening materials and related methods
DIFOGGIO ROCCO0 citations52
US9063113B2Jun 23, 2015
Thermal H2S detection in downhole fluids
DIFOGGIO ROCCO0 citations52
US8977500B2Mar 10, 2015
Dielectric spectroscopy for downhole fluid analysis during formation testing
DIFOGGIO ROCCO0 citations52
US8915098B2Dec 23, 2014
Downhole refrigeration using an expendable refrigerant
DIFOGGIO ROCCO0 citations52
US8792307B2Jul 29, 2014
Acoustic transducer with a backing containing unidirectional fibers and methods of making and using same
DIFOGGIO ROCCO1 citations52
US8752305B2Jun 17, 2014
Apparatus and method for determining the direction east
DIFOGGIO ROCCO1 citations52
US8656770B2Feb 25, 2014
Electromagnetically heated thermal flowmeter for wellbore fluids
DIFOGGIO ROCCO1 citations52
US8464790B2Jun 18, 2013
Brine salinity from sound speed
DIFOGGIO ROCCO1 citations52
US9207354B2Dec 8, 2015
Apparatus and method for estimating characteristics of a sensor containing interferometer
DIFOGGIO ROCCO0 citations51
US11193826B2Dec 7, 2021
Derivative ratio test of fluid sampling cleanup
DIFOGGIO ROCCO0 citations46
US10718879B2Jul 21, 2020
Cumulative damage sensors for downhole components to monitor environmental damage thereof
DIFOGGIO ROCCO0 citations42
US10326032B2Jun 18, 2019
Graphene tunneling photodetectors for high-temperature downhole use
DIFOGGIO ROCCO0 citations42
US9441480B2Sep 13, 2016
Wavelength-selective, high temperature, near infrared photodetectors for downhole applications
DIFOGGIO ROCCO0 citations42
US9284832B2Mar 15, 2016
Apparatus and method for determining inclination and orientation of a downhole tool using pressure measurements
DIFOGGIO ROCCO0 citations42