Inventor · disambiguated record
Christie Huimin Berger
Also filed as: BERGER CHRISTIE · BERGER CHRISTIE H · BERGER CHRISTIE HUIMIN
16 granted patents·13 pending applications·346 citations·filing 1998–2022
94Inventor score
Top patents by PatentIndex Score
29 records- 0198US7998911B1Environmental friendly fracturing and stimulation composition and method of using the sameOIL CHEM TECHNOLOGIES·Filed 2011·Granted Aug 16, 2011·75 cites·15 claims
- 0296US7373977B1Process for oil recovery employing surfactant gelsOIL CHEM TECHNOLOGIES·Filed 2005·Granted May 20, 2008·64 cites·17 claims
- 0395US10604694B1Process and composition for sand and proppant flowbackBERGER PAUL DANIEL·Filed 2019·Granted Mar 31, 2020·11 cites·7 claims
- 0495US7629299B2Process for recovering residual oil employing alcohol ether sulfonatesOIL CHEM TECHNOLOGIES·Filed 2008·Granted Dec 8, 2009·70 cites·10 claims
- 0594US8714247B1Sulfonated amphoteric surfactants for IORBERGER PAUL DANIEL·Filed 2013·Granted May 6, 2014·20 cites·7 claims
- 0689US11781058B1Process for sand and proppant consolidationOIL CHEM TECH INC·Filed 2022·Granted Oct 10, 2023·2 cites·6 claims
- 0785US7863476B1Multifunctional anionic surfactantsOIL CHEM TECHNOLOGIES·Filed 2009·Granted Jan 4, 2011·5 cites·2 claims
- 0885US7556098B2Oil recovery method employing amphoteric surfactantsBERGER PAUL DANIEL·Filed 2007·Granted Jul 7, 2009·12 cites·12 claims
- 0985US7427588B2Ether sulfonate surfactants and process for making sameBERGER PAUL DANIEL·Filed 2007·Granted Sep 23, 2008·6 cites·3 claims
- 1081US7977284B2Non-estrogenic alkylphenol derivativesOIL CHEM TECHNOLOGIES INC·Filed 2010·Granted Jul 12, 2011·3 cites·10 claims
- 1174US6043391AAnionic surfactants based on alkene sulfonic acidFiled 1998·Granted Mar 28, 2000·60 cites·28 claims
- 1273US8389448B1Anionic ether amines and process for using sameBERGER PAUL DANIEL·Filed 2012·Granted Mar 5, 2013·2 cites·7 claims
- 1371US6736211B2Method of using alkylsulfonated phenol/aldehyde resins as adsorption reducing agents for chemical floodingOIL CHEM TECHNOLOGIES·Filed 2002·Granted May 18, 2004·14 cites·12 claims
- 1470US8680313B1Sulfonated amphoteric surfactantsBERGER PAUL DANIEL·Filed 2013·Granted Mar 25, 2014·1 cites·1 claims
- 1570US7605287B2Polyalkylated arylalkyl sulfonic acids and their saltsOIL CHEM TECHNOLOGIES·Filed 2007·Granted Oct 20, 2009·1 cites·13 claims
- 1655US7678937B2Polyalkylated arylalkyl sulfonic acids and their saltsBERGER PAUL DANIEL·Filed 2007·Granted Mar 16, 2010·0 cites·8 claims
- 1751US2011120707A1Process for oil recovery using multifunctional anionic surfactantsOIL CHEM TECHNOLOGIES·Filed 2009·Application pending·0 cites
- 1850US2007021308A1Composition and method for fracturing subterranean reservoirsBERGER PAUL·Filed 2006·Application pending·0 cites
- 1948US2008302531A1Process for recovering oil from subterranean reservoirsOIL CHEM TECHNOLOGIES·Filed 2008·Application pending·0 cites
- 2047US2008261835A1Surfactant based compositions and process for heavy oil recoveryBERGER PAUL DANIEL·Filed 2008·Application pending·0 cites
- 2146US2008312108A1Compositions and process for recovering subterranean oil using green non-toxic biodegradable strong alkali metal salts of polymerized weak acidsBERGER PAUL DANIEL·Filed 2007·Application pending·0 cites
- 2245US2007191633A1Mixed anionic surfactant composition for oil recoveryBERGER PAUL DANIEL·Filed 2007·Application pending·0 cites
- 2344US2005227874A1Composition and method for fracturing subterranean reservoirsBERGER PAUL D·Filed 2004·Application pending·0 cites
- 2443US2006084579A1Viscoelastic surfactant mixturesBERGER PAUL D·Filed 2005·Application pending·0 cites
- 2543US2012285691A1Permeability modification and water shut off composition and processBERGER PAUL DANIEL·Filed 2012·Application pending·0 cites
- 2642US2013109879A1Process for converting natural oils to surfactants and biofuelsBERGER PAUL D·Filed 2012·Application pending·0 cites
- 2741US2012004431A12-Alkyl alkoxylated alcohol sulfonateBERGER PAUL D·Filed 2011·Application pending·0 cites
- 2841US2006058199A1Oil recovery composition and method using arylalkyl sulfonate surfactants derived from broad distribution aplha-olefinsBERGER PAUL D·Filed 2004·Application pending·0 cites
- 2940US2005199395A1Oil recovery method using alkali and alkylaryl sulfonate surfactants derived from broad distribution alpha-olefinsFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →