Inventor · disambiguated record
Dennis Roessler
Also filed as: ROESSLER DENNIS · ROESSLER DENNIS E · ROESSLER DENNIS EUGENE
39 granted patents·6 pending applications·513 citations·filing 1989–2023
97Inventor score
Files withGEODYNAMICS INC30HALLIBURTON LOGGING SERVICES3PRECISION ENERGY SERVICES INC3HALLIBURTON CO2ROESSLER DENNIS E2
Top patents by PatentIndex Score
45 records- 0196US10641068B2Perforating gun system and methodGEODYNAMICS INC·Filed 2017·Granted May 5, 2020·14 cites·30 claims
- 0293US5510582AAcoustic attenuator, well logging apparatus and method of well loggingHALLIBURTON CO·Filed 1995·Granted Apr 23, 1996·133 cites·24 claims
- 0391US10208570B2Degradable material time delay system and methodGEODYNAMICS INC·Filed 2016·Granted Feb 19, 2019·6 cites·20 claims
- 0490US8542353B2Refractive index sensor for fluid analysisCHRISTIAN SEAN M·Filed 2010·Granted Sep 24, 2013·23 cites·35 claims
- 0589US9689232B2Reverse flow actuation apparatus and methodGEODYNAMICS INC·Filed 2016·Granted Jun 27, 2017·6 cites·17 claims
- 0687US10156126B2Degradable material time delay system and methodGEODYNAMICS INC·Filed 2016·Granted Dec 18, 2018·4 cites·25 claims
- 0785US5644186AAcoustic Transducer for LWD toolHALLIBURTON CO·Filed 1995·Granted Jul 1, 1997·89 cites·1 claims
- 0884US10253597B2Degradable material time delay system and methodGEODYNAMICS INC·Filed 2016·Granted Apr 9, 2019·3 cites·17 claims
- 0984US9617826B2Reverse flow catch-and-engage tool and methodGEODYNAMICS INC·Filed 2016·Granted Apr 11, 2017·4 cites·30 claims
- 1083US10851613B2Two-part restriction element for large-bore downhole isolation tool and methodGEODYNAMICS INC·Filed 2018·Granted Dec 1, 2020·3 cites·27 claims
- 1183US10689948B2Electronic time delay apparatus and methodGEODYNAMICS INC·Filed 2018·Granted Jun 23, 2020·4 cites·25 claims
- 1281US10184319B2Reverse flow seat forming apparatus and methodGEODYNAMICS INC·Filed 2016·Granted Jan 22, 2019·3 cites·13 claims
- 1378US11384625B2Device and method for angularly orientating wellbore perforating gunsGEODYNAMICS INC·Filed 2018·Granted Jul 12, 2022·2 cites·20 claims
- 1475US7805988B2Borehole tester apparatus and methods using dual flow linesPRECISION ENERGY SERVICES INC·Filed 2007·Granted Oct 5, 2010·15 cites·20 claims
- 1573US10294752B2Reverse flow catch-and-release tool and methodGEODYNAMICS INC·Filed 2016·Granted May 21, 2019·2 cites·23 claims
- 1673US6752205B2Inflatable packer with prestressed bladderTAM INT INC·Filed 2002·Granted Jun 22, 2004·42 cites·23 claims
- 1772US10704357B2Device and method for opening and stopping a toe valveGEODYNAMICS INC·Filed 2018·Granted Jul 7, 2020·1 cites·26 claims
- 1872US5606124AApparatus and method for determining the gravitational orientation of a well logging instrumentWESTERN ATLAS INT INC·Filed 1996·Granted Feb 25, 1997·64 cites·14 claims
- 1971US11333003B2Opening a casing with a hydraulic-powered setting toolGEODYNAMICS INC·Filed 2018·Granted May 17, 2022·1 cites·20 claims
- 2070US8436296B2Filter wheel assembly for downhole spectroscopyFORD JESS V·Filed 2009·Granted May 7, 2013·11 cites·27 claims
- 2169US11719093B2Valve status indicator system and methodGEODYNAMICS INC·Filed 2022·Granted Aug 8, 2023·0 cites·3 claims
- 2269US10584557B2Debris preventing downhole air lock device and methodGEODYNAMICS INC·Filed 2018·Granted Mar 10, 2020·1 cites·22 claims
- 2368US8806932B2Cylindrical shaped snorkel interface on evaluation probeROESSLER DENNIS EUGENE·Filed 2011·Granted Aug 19, 2014·4 cites·22 claims
- 2468US2024076982A1Release tool for downhole operationsGEODYNAMICS INC·Filed 2023·Application pending·0 cites
- 2566US10240446B2Reverse flow seat forming apparatus and methodGEODYNAMICS INC·Filed 2016·Granted Mar 26, 2019·1 cites·5 claims
- 2664US5313025ADisplacement amplified acoustic transmitterHALLIBURTON LOGGING SERVICES·Filed 1993·Granted May 17, 1994·25 cites·10 claims
- 2764US2022235631A1Opening a casing with a hydraulic-powered setting toolGEODYNAMICS INC·Filed 2022·Application pending·0 cites
- 2863US11608737B2Valve status indicator system and methodGEODYNAMICS INC·Filed 2020·Granted Mar 21, 2023·0 cites·17 claims
- 2961US11898424B2Non-explosive casing perforating devices and methodsGEODYNAMICS INC·Filed 2021·Granted Feb 13, 2024·0 cites·20 claims
- 3061US7807962B2Borehole tester apparatus and methods for using nuclear electromagnetic radiation to determine fluid propertiesPRECISION ENERGY SERVICES INC·Filed 2007·Granted Oct 5, 2010·6 cites·16 claims
- 3160US11846176B2Release tool for downhole operationsGEODYNAMICS INC·Filed 2020·Granted Dec 19, 2023·0 cites·19 claims
- 3260US7805999B2Apparatus and methods for measuring pressure using a formation testerPRECISION ENERGY SERVICES INC·Filed 2007·Granted Oct 5, 2010·4 cites·11 claims
- 3358US10704358B2Device and method for opening and stopping a toe valveGEODYNAMICS INC·Filed 2018·Granted Jul 7, 2020·0 cites·23 claims
- 3455US11933112B2Hydraulically powered centralizer device for borehole and methodGEODYNAMICS INC·Filed 2021·Granted Mar 19, 2024·0 cites·14 claims
- 3555US11680468B2Multi-gun cluster carrierGEODYNAMICS INC·Filed 2019·Granted Jun 20, 2023·0 cites·12 claims
- 3652US10920515B2Device and method for retrieving a restriction element from a wellGEODYNAMICS INC·Filed 2018·Granted Feb 16, 2021·0 cites·18 claims
- 3750US10995585B2Electronic valve with deformable seat and methodGEODYNAMICS INC·Filed 2019·Granted May 4, 2021·0 cites·25 claims
- 3850US5331607ASweep frequency vibratorROESSLER DENNIS E·Filed 1993·Granted Jul 19, 1994·22 cites·17 claims
- 3949US10221654B2Reverse flow arming and actuation apparatus and methodGEODYNAMICS INC·Filed 2016·Granted Mar 5, 2019·0 cites·21 claims
- 4045US2021002981A1Switches for controlling downhole toolsGEODYNAMICS INC·Filed 2019·Application pending·0 cites
- 4142US2021123312A1Device and method for controlled release of a restriction element inside a wellGEODYNAMICS INC·Filed 2018·Application pending·0 cites
- 4238US4928764AWireline tool cable head overload apparatusHALLIBURTON LOGGING SERVICES·Filed 1989·Granted May 29, 1990·10 cites·7 claims
- 4338US2021254428A1Top set plug and methodGEODYNAMICS INC·Filed 2020·Application pending·0 cites
- 4436US5024272ADrill pipe downhole unthreading apparatusHALLIBURTON LOGGING SERVICES·Filed 1990·Granted Jun 18, 1991·10 cites·13 claims
- 4533US2016146562A1Lubrication apparatus for weaponsROESSLER DENNIS E·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Dennis Roessler files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →