Inventor · disambiguated record
Robert H. Wollenberg
Also filed as: WOLLENBERG ROBERT H
56 granted patents·3 pending applications·2,203 citations·filing 1979–2010
99Inventor score
Files withCHEVRON RES35CHEVRON ORONITE CO15ANALYTICAL RADIATION CORP2CHEVRON RES & TECH2CHEVRON CHEM CO1
Top patents by PatentIndex Score
59 records- 0199US4612132AModified succinimidesCHEVRON RES·Filed 1985·Granted Sep 16, 1986·332 cites·60 claims
- 0297US4668246AModified succinimides (IV)CHEVRON RES·Filed 1986·Granted May 26, 1987·114 cites·20 claims
- 0397US4666459AModified succinimides (VII)CHEVRON RES·Filed 1986·Granted May 19, 1987·107 cites·19 claims
- 0497US4663062ALubricating oil compositions containing modified succinimides (VII)CHEVRON RES·Filed 1986·Granted May 5, 1987·105 cites·19 claims
- 0597US4648886AModified succinimides (V)CHEVRON RES·Filed 1986·Granted Mar 10, 1987·99 cites·28 claims
- 0697US4647390ALubricating oil compositions containing modified succinimides (V)CHEVRON RES·Filed 1986·Granted Mar 3, 1987·111 cites·26 claims
- 0797US4645515AModified succinimides (II)CHEVRON RES·Filed 1985·Granted Feb 24, 1987·123 cites·11 claims
- 0897US4617138AModified succinimides (II)CHEVRON RES·Filed 1985·Granted Oct 14, 1986·115 cites·12 claims
- 0997US4614603AModified succinimides (III)CHEVRON RES·Filed 1985·Granted Sep 30, 1986·119 cites·16 claims
- 1097US4352751ASpecies-linked diamine triacetic acids and their chelatesANALYTICAL RADIATION CORP·Filed 1979·Granted Oct 5, 1982·156 cites·25 claims
- 1196US4746446AModified succinimidesCHEVRON RES·Filed 1987·Granted May 24, 1988·78 cites·48 claims
- 1296US4666460AModified succinimides (III)CHEVRON RES·Filed 1986·Granted May 19, 1987·106 cites·28 claims
- 1395US4670170AModified succinimides (VIII)CHEVRON RES·Filed 1986·Granted Jun 2, 1987·89 cites·30 claims
- 1495US4432907ADiamine acid fluorescent chelatesANALYTICAL RADIATION CORP·Filed 1981·Granted Feb 21, 1984·86 cites·30 claims
- 1592US4747965AModified succinimidesCHEVRON RES·Filed 1986·Granted May 31, 1988·57 cites·22 claims
- 1692US4388471AProcess for the preparation of alkenyl succinic anhydridesCHEVRON RES·Filed 1982·Granted Jun 14, 1983·32 cites·8 claims
- 1790US4965211AFluorometric analysis methodWIEDER IRWIN·Filed 1983·Granted Oct 23, 1990·33 cites·43 claims
- 1890US4450281AProcess for the preparation of a polyalkenyl succinic anhydrideCHEVRON RES·Filed 1982·Granted May 22, 1984·27 cites·8 claims
- 1989US4927551ALubricating oil compositions containing a combination of a modified succinimide and a Group II metal overbased sulfurized alkylphenolCHEVRON RES·Filed 1989·Granted May 22, 1990·48 cites·10 claims
- 2089US4585566ACarbonate treated dispersantsCHEVRON RES·Filed 1984·Granted Apr 29, 1986·35 cites·15 claims
- 2189US4584117ADispersant additives for lubricating oils and fuelsCHEVRON RES·Filed 1984·Granted Apr 22, 1986·36 cites·11 claims
- 2282US4713188ACarbonate treated hydrocarbyl-substituted amidesCHEVRON RES·Filed 1986·Granted Dec 15, 1987·29 cites·10 claims
- 2378US7698929B2High throughput screening methods for lubricating oil compositionsCHEVRON ORONITE CO·Filed 2006·Granted Apr 20, 2010·5 cites·39 claims
- 2473US4624681ADispersant additives for lubricating oils and fuelsCHEVRON RES·Filed 1986·Granted Nov 25, 1986·19 cites·19 claims
- 2571US7468280B2High throughput preparation of lubricating oil compositions for combinatorial librariesCHEVRON ORONITE CO·Filed 2008·Granted Dec 23, 2008·2 cites·31 claims
- 2671US7380441B2High throughput screening methods for lubricating oil compositionsCHEVRON ORONITE CO·Filed 2006·Granted Jun 3, 2008·2 cites·33 claims
- 2767US4798612AModified succinimides (x)CHEVRON RES·Filed 1987·Granted Jan 17, 1989·7 cites·14 claims
- 2865US7462490B2Combinatorial lubricating oil composition librariesCHEVRON ORONITE CO·Filed 2003·Granted Dec 9, 2008·7 cites·25 claims
- 2963US7150182B2High throughput screening methods for lubricating oil compositionsCHEVRON ORONITE CO·Filed 2003·Granted Dec 19, 2006·4 cites·36 claims
- 3061US7611900B2High throughput screening methods for lubricating oil compositionsCHEVRON ORONITE CO·Filed 2007·Granted Nov 3, 2009·0 cites·23 claims
- 3159US4803002ACarbonate treated dispersantsCHEVRON RES·Filed 1988·Granted Feb 7, 1989·13 cites·20 claims
- 3258US7306948B2High throughput screening methods for lubricating oil compositionsCHEVRON ORONITE CO·Filed 2004·Granted Dec 11, 2007·1 cites·23 claims
- 3358US4840744AModified succinimides and lubricating oil compositions containing the sameCHEVRON RES·Filed 1988·Granted Jun 20, 1989·10 cites·43 claims
- 3456US7648837B2High throughput screening methods for lubricating oil compositionsCHEVRON ORONITE CO·Filed 2008·Granted Jan 19, 2010·0 cites·19 claims
- 3555US4904278AModified succinimidesCHEVRON RES·Filed 1986·Granted Feb 27, 1990·12 cites·62 claims
- 3654US7069203B2Method and system of product development process for chemical compositions using high volume modelingCHEVRON ORONITE CO·Filed 2003·Granted Jun 27, 2006·3 cites·11 claims
- 3753US7137289B2High throughput screening methods for lubricating oil compositionsCHEVRON ORONITE CO·Filed 2004·Granted Nov 21, 2006·0 cites·25 claims
- 3853US4747850AModified succinimides in fuel compositionCHEVRON RES·Filed 1987·Granted May 31, 1988·11 cites·44 claims
- 3952US7985592B2High throughput screening methods for lubricating oil compositionsCHEVRON ORONITE CO·Filed 2004·Granted Jul 26, 2011·4 cites·21 claims
- 4051US7256161B2Process for making group II metal carbonated, overbased Mannich condensation products of alkylphenolsCHEVRON ORONITE CO·Filed 2003·Granted Aug 14, 2007·1 cites·36 claims
- 4151US4802893AModified SuccinimidesCHEVRON RES·Filed 1988·Granted Feb 7, 1989·7 cites·66 claims
- 4251US4713187ALubricating oil compositions containing modified succinimides (V)CHEVRON RES·Filed 1987·Granted Dec 15, 1987·7 cites·29 claims
- 4351US4702851ADispersant additives for lubricating oils and fuelsCHEVRON RES·Filed 1986·Granted Oct 27, 1987·10 cites·14 claims
- 4451US2010222235A1High throughput screening methods for fuel compositionsCHEVRON ORONITE CO·Filed 2010·Application pending·0 cites
- 4548US2005095717A1High throughput screening methods for lubricating oil compositionsFiled 2003·Application pending·0 cites
- 4646US2005095714A1High throughput preparation of lubricating oil compositions for combinatorial librariesFiled 2003·Application pending·0 cites
- 4745US8249816B2High throughput screening methods for fuel compositionsWOLLENBERG ROBERT H·Filed 2004·Granted Aug 21, 2012·0 cites·19 claims
- 4845US7579192B2High throughput screening methods for lubricating oil compositionsCHEVRON ORONITE CO·Filed 2003·Granted Aug 25, 2009·0 cites·42 claims
- 4944US5330663ANeutral and low overbased alkylphenoxy sulfonate additive compositionsCHEVRON RES & TECH·Filed 1992·Granted Jul 19, 1994·6 cites·32 claims
- 5044US4746447ACarbonate treated hydrocarbyl-substituted polyaminesCHEVRON RES·Filed 1986·Granted May 24, 1988·7 cites·57 claims
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →