Inventor · disambiguated record
David O. Johnson
Also filed as: JOHNSON DAVID · JOHNSON DAVID M · JOHNSON DAVID O · JOHNSON DAVID OLAF
22 granted patents·10 pending applications·260 citations·filing 1991–2023
96Inventor score
Files withHALLIBURTON ENERGY SERV INC6RINGGENBERG PAUL D6ORICA INT PTE LTD5GOODRIDGE RICHARD JOHN2INVISIONAPP INC2
Top patents by PatentIndex Score
32 records- 0192US8550722B2Fiber optic splice housing and integral dry mate connector systemRINGGENBERG PAUL D·Filed 2012·Granted Oct 8, 2013·9 cites·21 claims
- 0292US7641395B2Fiber optic splice housing and integral dry mate connector systemHALLIBURTON ENERGY SERIVES INC·Filed 2004·Granted Jan 5, 2010·34 cites·32 claims
- 0392US7398680B2Tracking fluid displacement along a wellbore using real time temperature measurementsHALLIBURTON ENERGY SERV INC·Filed 2006·Granted Jul 15, 2008·44 cites·12 claims
- 0491US9947322B2Systems and methods for automated evaluation of human speechUNIV ARIZONA·Filed 2016·Granted Apr 17, 2018·39 cites·20 claims
- 0591US8550721B2Fiber optic splice housing and integral dry mate connector systemRINGGENBERG PAUL D·Filed 2012·Granted Oct 8, 2013·8 cites·32 claims
- 0690US8523454B2Fiber optic splice housing and integral dry mate connector systemRINGGENBERG PAUL D·Filed 2012·Granted Sep 3, 2013·7 cites·26 claims
- 0787US11585643B2Systems, apparatuses, devices, and methods for initiating or detonating tertiary explosive media by way of photonic energyORICA INT PTE LTD·Filed 2019·Granted Feb 21, 2023·3 cites·6 claims
- 0887US8757891B2Fiber optic splice housing and integral dry mate connector systemRINGGENBERG PAUL D·Filed 2012·Granted Jun 24, 2014·5 cites·23 claims
- 0987US8511907B2Fiber optic splice housing and integral dry mate connector systemRINGGENBERG PAUL D·Filed 2012·Granted Aug 20, 2013·5 cites·16 claims
- 1083US7779683B2Tracking fluid displacement along a wellbore using real time temperature measurementsHALLIBURTON ENERGY SERV INC·Filed 2008·Granted Aug 24, 2010·18 cites·13 claims
- 1178US10113843B2Apparatus, system and method for initiation of buried explosivesORICA INT PTE LTD·Filed 2015·Granted Oct 30, 2018·7 cites·30 claims
- 1278US8028751B2Perforation method and apparatusHALLIBURTON ENERGY SERV INC·Filed 2009·Granted Oct 4, 2011·18 cites·2 claims
- 1377US7637318B2Pressure communication assembly external to casing with connectivity to pressure sourceHALLIBURTON ENERGY SERV INC·Filed 2006·Granted Dec 29, 2009·17 cites·20 claims
- 1473US11275492B1Persistence strategy for applicationsINVISIONAPP INC·Filed 2018·Granted Mar 15, 2022·3 cites·19 claims
- 1573US7730774B2Tracking fluid displacement along a wellbore using real time temperature measurementsHALLIBURTON ENERGY SERV INC·Filed 2008·Granted Jun 8, 2010·11 cites·18 claims
- 1672US2023417520A1Systems, apparatuses, devices, and methods for initiating or detonating tertiary explosive media by way of photonic energyORICA INT PTE LTD·Filed 2023·Application pending·0 cites
- 1766US11270069B1Collaboration synchronization across devicesINVISIONAPP INC·Filed 2018·Granted Mar 8, 2022·3 cites·20 claims
- 1863US2020049476A1Method of blastingORICA INT PTE LTD·Filed 2019·Application pending·0 cites
- 1960US5150547AOphthalmic lens prism blocking ringJOHNSON DAVID O·Filed 1991·Granted Sep 29, 1992·18 cites·2 claims
- 2058US8272325B2Detonator free laser initiated blasting systemGOODRIDGE RICHARD JOHN·Filed 2008·Granted Sep 25, 2012·2 cites·17 claims
- 2157US12283389B2Methods and systems for the concurrent generation of multiple substantially similar X-ray beamsRAPISCAN HOLDINGS INC·Filed 2022·Granted Apr 22, 2025·0 cites·19 claims
- 2256US7014600B2Overhead adjustable resistance exercise machineJOHNSON DAVID O·Filed 2003·Granted Mar 21, 2006·7 cites·19 claims
- 2355US12104887B2Explosive device configured for producing a quasi-planar shock waveORICA INT PTE LTD·Filed 2019·Granted Oct 1, 2024·2 cites·15 claims
- 2454US2012148204A1Fiber optic splice housing and integral dry mate connector systemRINGGENBERG PAUL D·Filed 2012·Application pending·0 cites
- 2554US2010086257A1Fiber optic splice housing and integral dry mate connector systemWELLDYNAMICS BV·Filed 2009·Application pending·0 cites
- 2648US2013327522A1Fluid distribution determination and optimization with real time temperature measurementHALLIBURTON ENERGY SERV INC·Filed 2013·Application pending·0 cites
- 2739US2007234789A1Fluid distribution determination and optimization with real time temperature measurementGLASBERGEN GERARD·Filed 2006·Application pending·0 cites
- 2839US2004132209A1Multi-chamber treatment apparatus and methodFiled 2003·Application pending·0 cites
- 2938US2013098257A1Method of blastingGOODRIDGE RICHARD JOHN·Filed 2011·Application pending·0 cites
- 3037US7360412B2Single point and fiber optic temperature measurement for correction of a gas column weight in a wellWELLDYNAMICS B V·Filed 2006·Granted Apr 22, 2008·0 cites·11 claims
- 3132US2006048937A1Perforation method and apparatusPINTO C J·Filed 2004·Application pending·0 cites
- 3229US2004238167A1Method of installing control lines in a wellboreFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →