Inventor · disambiguated record
Mark Berggren
Also filed as: BERGGREN MARK · BERGGREN MARK H
36 granted patents·17 pending applications·825 citations·filing 1982–2025
98Inventor score
Files withPIONEER ENERGY INC26PIONEER ASTRONAUTICS12HAZEN RESEARCH5ZUBRIN ROBERT M4AMAX COAL WEST INC1
Top patents by PatentIndex Score
53 records- 0199US8047007B2Methods for generating electricity from carbonaceous material with substantially no carbon dioxide emissionsPIONEER ENERGY INC·Filed 2011·Granted Nov 1, 2011·135 cites·20 claims
- 0299US7753972B2Portable apparatus for extracting low carbon petroleum and for generating low carbon electricityPIONEER ENERGY INC·Filed 2009·Granted Jul 13, 2010·111 cites·20 claims
- 0398US8616294B2Systems and methods for generating in-situ carbon dioxide driver gas for use in enhanced oil recoveryZUBRIN ROBERT M·Filed 2010·Granted Dec 31, 2013·96 cites·20 claims
- 0497US9856197B2Systems and methods for manufacture of dimethyl ether (DME) from natural gas and flare gas feedstockPIONEER ENERGY INC·Filed 2017·Granted Jan 2, 2018·31 cites·24 claims
- 0597US7654330B2Apparatus, methods, and systems for extracting petroleum using a portable coal reformerPIONEER ENERGY INC·Filed 2007·Granted Feb 2, 2010·97 cites·22 claims
- 0696US9637433B2Systems and methods for manufacture of methanol from natural gas and flare gas feedstockPIONEER ENERGY INC·Filed 2016·Granted May 2, 2017·15 cites·36 claims
- 0796US7937948B2Systems and methods for generating electricity from carbonaceous material with substantially no carbon dioxide emissionsPIONEER ENERGY INC·Filed 2009·Granted May 10, 2011·29 cites·20 claims
- 0895US9643906B2Systems and methods for manufacture of dimethyl ether (DME) from natural gas and flare gas feedstockPIONEER ENERGY INC·Filed 2015·Granted May 9, 2017·10 cites·15 claims
- 0994US7650939B2Portable and modular system for extracting petroleum and generating powerPIONEER ENERGY INC·Filed 2007·Granted Jan 26, 2010·33 cites·31 claims
- 1093US11118245B2Alkaline solution method for recovering rare earth elementsPIONEER ASTRONAUTICS·Filed 2017·Granted Sep 14, 2021·4 cites·52 claims
- 1192US7624801B2Control system and method for controlling a hybrid petroleum extractor/power generatorPIONEER ENERGY INC·Filed 2008·Granted Dec 1, 2009·25 cites·18 claims
- 1292US6786941B2Methods of controlling the density and thermal properties of bulk materialsHAZEN RESEARCH·Filed 2002·Granted Sep 7, 2004·43 cites·4 claims
- 1390US7810565B2Systems for extracting fluids from the earth's subsurface and for generating electricity without greenhouse gas emissionsPIONEER ENERGY INC·Filed 2008·Granted Oct 12, 2010·33 cites·20 claims
- 1488US9605523B2Systems and methods for generating in-situ carbon dioxide driver gas for use in enhanced oil recoveryPIONEER ENERGY INC·Filed 2013·Granted Mar 28, 2017·5 cites·15 claims
- 1584US7871036B2Apparatus for generation and use of lift gasPIONEER ASTRONAUTICS·Filed 2010·Granted Jan 18, 2011·8 cites·22 claims
- 1683US7506685B2Apparatus and method for extracting petroleum from underground sites using reformed gasesPIONEER ENERGY INC·Filed 2006·Granted Mar 24, 2009·17 cites·26 claims
- 1783US4415542AControlling scale composition during acid pressure leaching of laterite and garnierite oreCOMPAGNE FRANCAISE D ENTREPRIS·Filed 1982·Granted Nov 15, 1983·31 cites·12 claims
- 1881US7735777B2Apparatus for generation and use of lift gasPIONEER ASTRONAUTICS·Filed 2006·Granted Jun 15, 2010·10 cites·8 claims
- 1980US8927789B1Synthesis of high caloric fuels and chemicalsPIONEER ENERGY INC·Filed 2013·Granted Jan 6, 2015·1 cites·8 claims
- 2079US8450536B2Methods of higher alcohol synthesisWHITE EMILY BOSTWICK·Filed 2009·Granted May 28, 2013·8 cites·14 claims
- 2177US11905573B2Alkaline solution method for recovering rare earth elementsPIONEER ASTRONAUTICS·Filed 2021·Granted Feb 20, 2024·0 cites·22 claims
- 2276US8785699B2Methods of higher alcohol synthesisPIONEER ENERGY INC·Filed 2013·Granted Jul 22, 2014·2 cites·24 claims
- 2376US4582512AChemical leaching of coal to remove ash, alkali and vanadiumAMAX INC·Filed 1984·Granted Apr 15, 1986·25 cites·5 claims
- 2470US9605522B2Apparatus and method for extracting petroleum from underground sites using reformed gasesZUBRIN ROBERT M·Filed 2009·Granted Mar 28, 2017·2 cites·21 claims
- 2567US6422494B1Methods of controlling the density and thermal properties of bulk materialsHAZEN RESEARCH·Filed 2000·Granted Jul 23, 2002·5 cites·24 claims
- 2665US9611186B2Synthesis of high caloric fuels and chemicals via ketene and diketene intermediatesPIONEER ENERGY INC·Filed 2012·Granted Apr 4, 2017·0 cites·14 claims
- 2764US9725386B2Systems and methods for manufacture of methanol from natural gas and flare gas feedstockPIONEER ENERGY INC·Filed 2017·Granted Aug 8, 2017·0 cites·26 claims
- 2863US9440898B2Preparation of pentanol with ethanol derived from fermentationPIONEER ENERGY INC·Filed 2015·Granted Sep 13, 2016·0 cites·18 claims
- 2962US9656932B2Preparation of pentanol with ethanol derived from fermentationPIONEER ENERGY INC·Filed 2015·Granted May 23, 2017·0 cites·10 claims
- 3062US2022307105A1Rare earth element extraction and recyclingPIONEER ASTRONAUTICS·Filed 2022·Application pending·0 cites
- 3161US2015267135A1Synthesis of c3-c7 alcohol fuel compositionsPIONEER ENERGY INC·Filed 2015·Application pending·0 cites
- 3260US2022307148A1Cobalt extraction and recycling from permanent magnetsPIONEER ASTRONAUTICS·Filed 2022·Application pending·0 cites
- 3359US8602095B2Apparatus and method for extracting petroleum from underground sites using reformed gasesZUBRIN ROBERT M·Filed 2009·Granted Dec 10, 2013·4 cites·6 claims
- 3455US2025388986A1Silicon Reduction of Iron OxideBERGGREN MARK H·Filed 2025·Application pending·0 cites
- 3555US2022371718A1Gas replacement systemPIONEER ASTRONAUTICS·Filed 2022·Application pending·0 cites
- 3654US9080119B2Synthesis of high caloric fuels and chemicals including pentanol from coal, natural gas, and biomassPIONEER ENERGY INC·Filed 2013·Granted Jul 14, 2015·0 cites·9 claims
- 3751US5725613AMethod to reduce oxidative deterioration of bulk materialsHAZEN RESEARCH·Filed 1996·Granted Mar 10, 1998·11 cites·42 claims
- 3851US2015034320A1System and method for extracting petroleum and generating electricity using natural gas or local petroleumPIONEER ENERGY INC·Filed 2014·Application pending·0 cites
- 3951US2014065026A1Apparatus and Method for Extracting Petroleum from Underground Sites Using Reformed GasesPIONEER ENERGY INC·Filed 2013·Application pending·0 cites
- 4050US6086647AMolasses/oil coal treatment fluid and methodRAG COAL WEST INC·Filed 1994·Granted Jul 11, 2000·14 cites·18 claims
- 4149US6231627B1Method to reduce oxidative deterioration of bulk materialsHAZEN RESEARCH·Filed 1998·Granted May 15, 2001·10 cites·42 claims
- 4249US2020282162A1Systems, devices, and methods for improving ambient air quality during dental, medical, or veterinary proceduresPIONEER ASTRONAUTICS·Filed 2020·Application pending·0 cites
- 4346US2014245658A1Synthesis of ethanol and higher alcohols by hydrogenation of ketenePIONEER ENERGY INC·Filed 2014·Application pending·0 cites
- 4446US2018178292A1Novel Methods of Metals ProcessingPIONEER ASTRONAUTICS·Filed 2017·Application pending·0 cites
- 4544US2018194626A1Methods and Apparatus for Recovery of Volatile and Carbonaceous Components from Unconventional FeedsPIONEER ASTRONAUTICS·Filed 2018·Application pending·0 cites
- 4641US2008296018A1System and method for extracting petroleum and generating electricity using natural gas or local petroleumZUBRIN ROBERT M·Filed 2008·Application pending·0 cites
- 4739US2016289142A1Natural Gas Decarbonization Process for Production of Zero-Emission Benzene and Hydrogen from Natural GasPIONEER ENERGY INC·Filed 2016·Application pending·0 cites
- 4838US5919277AMethod to reduce oxidative deterioration of bulk materialsHAZEN RESEARCH·Filed 1997·Granted Jul 6, 1999·5 cites·33 claims
- 4937US2016115405A1Organic Fuel and Waste ReformerPIONEER ASTRONAUTICS·Filed 2015·Application pending·0 cites
- 5037US2017007955A1Photo-Catalytic Oxidation Reaction SystemPIONEER ASTRONAUTICS·Filed 2016·Application pending·0 cites
Showing the top 50 of 53 patent records by PatentIndex Score.
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