Inventor · disambiguated record
Helmut Mach
Also filed as: MACH HELMUT
49 granted patents·9 pending applications·769 citations·filing 1978–2020
98Inventor score
Top patents by PatentIndex Score
58 records- 0198US5112364AGasoline-engine fuels containing polyetheramines or polyetheramine derivativesBASF AG·Filed 1991·Granted May 12, 1992·147 cites·8 claims
- 0295US4859210AMotor fuel or lubricant composition containing polybutyl or polyisobutyl derivativesBASF AG·Filed 1988·Granted Aug 22, 1989·97 cites·9 claims
- 0393US7071275B2Polyisobutene and polyisobutene derivatives for use in lubricant compositionsBASF AG·Filed 2002·Granted Jul 4, 2006·44 cites·16 claims
- 0492US5883196APreparation of polyalkenylsuccinic acid derivatives and their use as fuel and lubricant additivesBASF AG·Filed 1996·Granted Mar 16, 1999·75 cites·4 claims
- 0592US5191044APreparation of polyisobuteneBASF AG·Filed 1991·Granted Mar 2, 1993·74 cites·4 claims
- 0690US6512055B2Copolymers and their reaction products with amines as fuel and lubricant additivesBASF AG·Filed 2001·Granted Jan 28, 2003·28 cites·8 claims
- 0788US6284716B1Copolymers and their reaction products with amines as fuel and lubricant additivesBASF AG·Filed 1994·Granted Sep 4, 2001·48 cites·7 claims
- 0887US9217115B2Use of tetrahydroberizoxazines as stabilisersLANGE ARNO·Filed 2006·Granted Dec 22, 2015·5 cites·10 claims
- 0986US8409474B2Use of polynuclear phenolic compounds as stabilisersLANGE ARNO·Filed 2007·Granted Apr 2, 2013·6 cites·12 claims
- 1083US7217773B2Method for producing polyisobuteneBASF AG·Filed 2004·Granted May 15, 2007·21 cites·13 claims
- 1180US9062267B2Use of tetrahydrobenzoxazines as stabilisersBASF SE·Filed 2014·Granted Jun 23, 2015·1 cites·3 claims
- 1279US7001966B2Method for the production of isobutene polymersBASF AG·Filed 2003·Granted Feb 21, 2006·15 cites·14 claims
- 1379US5556932AChlorine-free, non-drying isobutene/diene copolymers and process for their preparationBASF AG·Filed 1994·Granted Sep 17, 1996·26 cites·9 claims
- 1479US4339776APreprogrammable recording system with automatic warning of time limitPHILIPS CORP·Filed 1979·Granted Jul 13, 1982·20 cites·10 claims
- 1577US4822945APreparation of decene oligomers and use thereof as lubricating oilsBASF AG·Filed 1987·Granted Apr 18, 1989·13 cites·7 claims
- 1675US9296841B2Preparation of isobutene homo- or copolymer derivativesKÖNIG HANNAH MARIA·Filed 2011·Granted Mar 29, 2016·2 cites·28 claims
- 1775US4215376ACircuit arrangement for the digital correction of time base errors of a television signal using variable addressing of a memoryPHILIPS CORP·Filed 1978·Granted Jul 29, 1980·20 cites·5 claims
- 1874US11306161B2Preparation of isobutene homo- or copolymer derivativesBASF SE·Filed 2020·Granted Apr 19, 2022·0 cites·19 claims
- 1974US8377336B2Use of polynuclear phenolic compounds as stabilisersBASF SE·Filed 2011·Granted Feb 19, 2013·1 cites·19 claims
- 2074US4790957APolycarboxylic acid esters and lubricants containing these estersBASF AG·Filed 1987·Granted Dec 13, 1988·26 cites·6 claims
- 2173US8357829B2α-olefin/isobutene diblock copolymersBASF SE·Filed 2009·Granted Jan 22, 2013·3 cites·23 claims
- 2273US6649695B1Elastic sealing material on the basis of block copolymers made of isobutene and vinyl aromatic monomersBASF AG·Filed 2000·Granted Nov 18, 2003·11 cites·6 claims
- 2372US10294350B2Use of tetrahydrobenzoxazines as stabilisersBASF SE·Filed 2018·Granted May 21, 2019·0 cites·17 claims
- 2470US9562117B2Preparation of derivatives of isobutene copolymersKÖNIG HANNAH MARIA·Filed 2011·Granted Feb 7, 2017·2 cites·17 claims
- 2569US7741410B2Epoxidation of isobutene polymersBASF AG·Filed 2006·Granted Jun 22, 2010·2 cites·13 claims
- 2665US9951204B2Use of tetrahydrobenzoxazines as stabilizersBASF SE·Filed 2015·Granted Apr 24, 2018·0 cites·15 claims
- 2765US6958382B2Polyisobutenyl ethers and thioethersBASF AG·Filed 2003·Granted Oct 25, 2005·6 cites·14 claims
- 2865US5123932AMotor fuel compositions containing alkoxylation productsBASF AG·Filed 1990·Granted Jun 23, 1992·18 cites·6 claims
- 2963US10745496B2Preparation of isobutene homo- or copolymer derivativesBASF SE·Filed 2016·Granted Aug 18, 2020·0 cites·16 claims
- 3063US9840608B2Use of tetrahydrobenzoxazines as stabilisersBASF SE·Filed 2015·Granted Dec 12, 2017·0 cites·8 claims
- 3162US7932332B2Isobutene polymerisation in the presence of a donor and fluorinated acids complexBASF AG·Filed 2005·Granted Apr 26, 2011·1 cites·44 claims
- 3258US8263535B2Method for producing polyalkenyl succinimide products, novel polyalkenylsuccinimide products with improved properties, intermediate productsHUEFFER STEPHAN·Filed 2002·Granted Sep 11, 2012·4 cites·25 claims
- 3358US5929185ACopolymers of alk-1-enes and α, ω-dienes having a high viscosity indexBASF AG·Filed 1997·Granted Jul 27, 1999·13 cites·8 claims
- 3454US2007043200A1Use of an amorphous polyester as a polymer base for masticatory substancesBASF AG·Filed 2004·Application pending·0 cites
- 3554US2011160424A1Use Of A Polyester As An Elastomer Component For Gum BasesYAMAMOTO MOTONORI·Filed 2011·Application pending·0 cites
- 3651US7956156B2Method for the removal of isobutene oligomers from an isobutene polymerBASF AG·Filed 2007·Granted Jun 7, 2011·0 cites·19 claims
- 3751US7745554B2Method for producing a polyisobuteneBASF AG·Filed 2006·Granted Jun 29, 2010·0 cites·20 claims
- 3850US7847020B2Polyisobutene polyol and moulding compoundBASF AG·Filed 2006·Granted Dec 7, 2010·0 cites·12 claims
- 3949US6355603B1Thermal conversion products comprised of maleic anhydride and oligoalkenes, derivatives of the thermal conversion products with amines or alcohols and the use thereofBASF AG·Filed 1999·Granted Mar 12, 2002·8 cites·8 claims
- 4049US2010170636A1Semi-interpenetrating network having a phase of a linear noncrosslinked isobutene polymerBASF SE·Filed 2008·Application pending·0 cites
- 4147US7750193B2Method for producing polyisobutenylphenolsBASF AG·Filed 2005·Granted Jul 6, 2010·0 cites·11 claims
- 4247US2004154216A1Low-molecular and high-molecular weight emulsifiers, particularly based on polyisobutylene, and mixtures thereofFiled 2002·Application pending·0 cites
- 4346US7579412B2Method for producing carboxyl-terminated polyisobutenesBASF AG·Filed 2004·Granted Aug 25, 2009·1 cites·8 claims
- 4444US5494976APolymers based on conjugated dienesBASF AG·Filed 1993·Granted Feb 27, 1996·4 cites·6 claims
- 4543US9458262B2Process for preparing isobutene homopolymers or copolymersKOENIG HANNAH MARIA·Filed 2012·Granted Oct 4, 2016·0 cites·6 claims
- 4643US5053154AUse of adducts of 1,2-butylene oxide with h-azidic organic compounds as lubricants, and lubricants containing these adductsOPPENLAENDER KNUT·Filed 1989·Granted Oct 1, 1991·6 cites·6 claims
- 4743US2008221370A1Process for Preparing Polyisobutyl-Substituted CyclohexanolsBASF AG·Filed 2006·Application pending·0 cites
- 4843US2009023882A1Process for preparation of polyisobutylene whose content of terminal double bonds is more than 50% from an industrial c4 hydrocarbon stream comprising 1-butene, 2-butene and isobuteneBASF SE·Filed 2007·Application pending·0 cites
- 4942US7354976B2Isobutene polymer functionalization by means of hydroborationBASF AG·Filed 2004·Granted Apr 8, 2008·0 cites·19 claims
- 5041US2004171759A1Polymer composition containing at least one middle molecular weight reactive polyisobuteneFiled 2002·Application pending·0 cites
Showing the top 50 of 58 patent records by PatentIndex Score.
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