Inventor · disambiguated record
Robert J. Wittenbrink
Also filed as: WITTENBRINK ROBERT J · WITTENBRINK ROBERT JAY
76 granted patents·3 pending applications·4,531 citations·filing 1994–2018
99Inventor score
Files withEXXON RESEARCH ENGINEERING CO40EXXONMOBIL RES & ENG CO25EXXONMOBIL CHEM PATENTS INC7EXXONMOBIL CHEMICAL PATENTS INC3EXXONMOBIL REASEARCH AND ENGIN1
Top patents by PatentIndex Score
79 records- 0199US6165949APremium wear resistant lubricantEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Dec 26, 2000·439 cites·28 claims
- 0299US6080301APremium synthetic lubricant base stock having at least 95% non-cyclic isoparaffinsEXXONMOBIL RES & ENG CO·Filed 1998·Granted Jun 27, 2000·465 cites·8 claims
- 0399US5766274ASynthetic jet fuel and process for its productionEXXON RESEARCH ENGINEERING CO·Filed 1997·Granted Jun 16, 1998·150 cites·13 claims
- 0499US5689031ASynthetic diesel fuel and process for its productionEXXON RESEARCH ENGINEERING CO·Filed 1995·Granted Nov 18, 1997·179 cites·11 claims
- 0598US6096940ABiodegradable high performance hydrocarbon base oilsEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Aug 1, 2000·207 cites·8 claims
- 0698US5882505AConversion of fisher-tropsch waxes to lubricants by countercurrent processingEXXON RESEARCH ENGINEERING CO·Filed 1997·Granted Mar 16, 1999·200 cites·17 claims
- 0797US6420618B1Premium synthetic lubricant base stock (Law734) having at least 95% noncyclic isoparaffinsEXXONMOBIL RES & ENG CO·Filed 2000·Granted Jul 16, 2002·91 cites·21 claims
- 0896US6663767B1Low sulfur, low emission blends of fischer-tropsch and conventional diesel fuelsEXXONMOBIL RES & ENG CO·Filed 2000·Granted Dec 16, 2003·70 cites·30 claims
- 0996US6506297B1Biodegradable high performance hydrocarbon base oilsEXXONMOBIL RES & ENG CO·Filed 2000·Granted Jan 14, 2003·82 cites·5 claims
- 1096US6296757B1Synthetic diesel fuel and process for its productionEXXON RESEARCH ENGINEERING CO·Filed 1995·Granted Oct 2, 2001·95 cites·34 claims
- 1196US6103099AProduction of synthetic lubricant and lubricant base stock without dewaxingEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Aug 15, 2000·227 cites·25 claims
- 1296US5888376AConversion of fischer-tropsch light oil to jet fuel by countercurrent processingEXXON RESEARCH ENGINEERING CO·Filed 1997·Granted Mar 30, 1999·116 cites·15 claims
- 1395US6475960B1Premium synthetic lubricantsEXXONMOBIL RES & ENG CO·Filed 1998·Granted Nov 5, 2002·111 cites·30 claims
- 1495US6274029B1Synthetic diesel fuel and process for its productionEXXON RESEARCH ENGINEERING CO·Filed 1999·Granted Aug 14, 2001·69 cites·11 claims
- 1595US6180842B1Stability fischer-tropsch diesel fuel and a process for its productionEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Jan 30, 2001·82 cites·6 claims
- 1695US6147126AGas conversion using hydrogen from syngas gas and hydroconversion tail gasEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Nov 14, 2000·149 cites·13 claims
- 1794US7652093B2Plasticized polyolefin compositionsEXXONMOBIL CHEM PATENTS INC·Filed 2006·Granted Jan 26, 2010·18 cites·42 claims
- 1894US5814109ADiesel additive for improving cetane, lubricity, and stabilityEXXON RESEARCH ENGINEERING CO·Filed 1997·Granted Sep 29, 1998·86 cites·12 claims
- 1993US7265193B2Polymerization processEXXONMOBIL CHEM PATENTS INC·Filed 2004·Granted Sep 4, 2007·46 cites·53 claims
- 2093US6833064B2Wide cut Fischer Tropsch diesel fuelsEXXONMOBIL RES & ENG CO·Filed 2001·Granted Dec 21, 2004·43 cites·14 claims
- 2192US6755961B1Stability Fischer-Tropsch diesel fuel and a process for its production (LAW725)EXXONMOBIL RES & ENG CO·Filed 2000·Granted Jun 29, 2004·33 cites·7 claims
- 2292US6332974B1Wide-cut synthetic isoparaffinic lubricating oilsEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Dec 25, 2001·84 cites·22 claims
- 2392US6309432B1Synthetic jet fuel and process for its productionEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Oct 30, 2001·58 cites·19 claims
- 2492US6162956AStability Fischer-Tropsch diesel fuel and a process for its productionEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Dec 19, 2000·66 cites·14 claims
- 2592US6008164ALubricant base oil having improved oxidative stabilityEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Dec 28, 1999·88 cites·6 claims
- 2691US6669743B2Synthetic jet fuel and process for its production (law724)EXXONMOBIL RES & ENG CO·Filed 2001·Granted Dec 30, 2003·25 cites·7 claims
- 2791US5977192ASmall catalyst particle addition to slurry reactorEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Nov 2, 1999·98 cites·10 claims
- 2890US8211968B2Plasticized polyolefin compositionsYANG HENRY WU-HSIANG·Filed 2010·Granted Jul 3, 2012·9 cites·35 claims
- 2990US7619026B2Plasticized polyolefin compositionsEXXONMOBIL CHEM PATENTS INC·Filed 2003·Granted Nov 17, 2009·24 cites·52 claims
- 3090US6607568B2Synthetic diesel fuel and process for its production (law3 1 1)EXXONMOBIL RES & ENG CO·Filed 2001·Granted Aug 19, 2003·23 cites·8 claims
- 3189US6179994B1Isoparaffinic base stocks by dewaxing fischer-tropsch wax hydroisomerate over Pt/H-mordeniteEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Jan 30, 2001·102 cites·11 claims
- 3289US5906727AHigh purity paraffinic solvent compositionsEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted May 25, 1999·62 cites·9 claims
- 3388US5807413ASynthetic diesel fuel with reduced particulate matter emissionsEXXON RESEARCH ENGINEERING CO·Filed 1996·Granted Sep 15, 1998·68 cites·16 claims
- 3486US6860909B2Low emissions F-T fuel/cracked stock blendsEXXONMOBIL RES & ENG CO·Filed 2003·Granted Mar 1, 2005·20 cites·28 claims
- 3586US6375830B1Isoparaffinic base stocks by dewaxing fischer-tropsch wax hydroisomerate over Pt/H-mordeniteEXXONMOBIL RES & ENG CO·Filed 2000·Granted Apr 23, 2002·34 cites·8 claims
- 3685US6787022B1Winter diesel fuel production from a fischer-tropsch waxEXXONMOBIL RES & ENG CO·Filed 2000·Granted Sep 7, 2004·38 cites·33 claims
- 3784US5833839AHigh purity paraffinic solvent compositions, and process for their manufactureEXXON RESEARCH ENGINEERING CO·Filed 1995·Granted Nov 10, 1998·53 cites·15 claims
- 3883US6025305AProcess for producing a lubricant base oil having improved oxidative stabilityEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Feb 15, 2000·58 cites·9 claims
- 3982US6555725B1In-situ hydroisomerization of synthesized hydrocarbon liquid in a slurry fischer-tropsch reactorEXXONMOBIL RES & ENG CO·Filed 2001·Granted Apr 29, 2003·22 cites·25 claims
- 4082US6096690AHigh performance environmentally friendly drilling fluidsEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Aug 1, 2000·46 cites·6 claims
- 4181US5498821ACarbon dioxide addition in hydrocracking/hydroisomerization processes to control methane productionEXXON RESEARCH ENGINEERING CO·Filed 1994·Granted Mar 12, 1996·37 cites·11 claims
- 4279US6103773AGas conversion using hydrogen produced from syngas for removing sulfur from gas well hydrocarbon liquidsEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Aug 15, 2000·58 cites·21 claims
- 4379US6087544AProcess for the production of high lubricity low sulfur distillate fuelsEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Jul 11, 2000·48 cites·4 claims
- 4478US10208143B2Polyethylene polymers, films made therefrom, and methods of making the sameEXXONMOBIL CHEMICAL PATENTS INC·Filed 2015·Granted Feb 19, 2019·1 cites·7 claims
- 4578US6846848B2Production of high purity fisher-tropsch waxEXXONMOBIL RES & ENG CO·Filed 2002·Granted Jan 25, 2005·22 cites·10 claims
- 4678US5866748AHydroisomerization of a predominantly N-paraffin feed to produce high purity solvent compositionsEXXON RESEARCH ENGINEERING CO·Filed 1996·Granted Feb 2, 1999·48 cites·19 claims
- 4776US11441023B2Polyethylene films and methods of making the sameEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Sep 13, 2022·1 cites·24 claims
- 4876US6610636B2Premium wear resistant lubricantEXXONMOBIL RES & ENG CO·Filed 2001·Granted Aug 26, 2003·15 cites·27 claims
- 4976US6458857B1Process for maximizing 371° C.+ production in fischer-tropsch processEXXONMOBIL RES & ENG CO·Filed 2001·Granted Oct 1, 2002·20 cites·14 claims
- 5073US7119155B2Polymerized catalyst composition IIEXXONMOBIL CHEM PATENTS INC·Filed 2003·Granted Oct 10, 2006·14 cites·19 claims
Showing the top 50 of 79 patent records by PatentIndex Score.
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