Inventor · disambiguated record
Knut Oppenlander
Also filed as: OPPENLAENDER KNUT · OPPENLANDER KNUT
39 granted patents·2 pending applications·722 citations·filing 1984–2002
98Inventor score
Top patents by PatentIndex Score
41 records- 0190US6512055B2Copolymers and their reaction products with amines as fuel and lubricant additivesBASF AG·Filed 2001·Granted Jan 28, 2003·28 cites·8 claims
- 0288US6284716B1Copolymers and their reaction products with amines as fuel and lubricant additivesBASF AG·Filed 1994·Granted Sep 4, 2001·48 cites·7 claims
- 0386US5766273APolymer blends and their use as additives for mineral oil middle distillatesBASF AG·Filed 1995·Granted Jun 16, 1998·53 cites·8 claims
- 0483US5863879ADye transfer inhibitors for detergentsBASF AG·Filed 1995·Granted Jan 26, 1999·43 cites·9 claims
- 0581US5759409ASeparation of water from crude oil and oil demulsifiers used for this purposeBASF AG·Filed 1995·Granted Jun 2, 1998·61 cites·3 claims
- 0680US6545067B1Additives for mineral building materials containing cementBASF AG·Filed 1999·Granted Apr 8, 2003·35 cites·12 claims
- 0779US6225507B1Method of preparing aldehydes by hydroformylation with a rhodium catalyst and recovery of the rhodium catalyst by extractionBASF AG·Filed 1997·Granted May 1, 2001·27 cites·15 claims
- 0879US6165971AUse of amides of polymerized fatty acids as thickenersBASF AG·Filed 1999·Granted Dec 26, 2000·44 cites·15 claims
- 0979US6140541AProcess for preparing polyalkene aminesBASF AG·Filed 1997·Granted Oct 31, 2000·38 cites·12 claims
- 1077US6267936B1Method for effecting solvent extraction of metal ions using hydrocarbon soluble aminomethylene phosphonic acid compoundsBASF AG·Filed 1997·Granted Jul 31, 2001·32 cites·14 claims
- 1176US6533830B1Polyalkene alcohol-polyalkoxylates and their use in fuels and lubricantsBASF AG·Filed 2000·Granted Mar 18, 2003·12 cites·12 claims
- 1275US5660601APolyetheramine-containing fuels for gasoline enginesBASF AG·Filed 1995·Granted Aug 26, 1997·33 cites·12 claims
- 1371US6033442AUse of aqueous solutions or dispersions of copolymers of carboxyl-group-containing monomers, ethylenically unsaturated acetals, ketals or orthocarboxylic acid esters and optionally other copolymerizable monomers as leather tanning agentsBASF AG·Filed 1996·Granted Mar 7, 2000·26 cites·5 claims
- 1471US5795482AUse of hydrocarbon-soluble aminomethylene phosphonic acid derivatives in the solvent extraction of iron ions from aqueous solutionsBASF AG·Filed 1995·Granted Aug 18, 1998·19 cites·8 claims
- 1570US6579846B1Acylated polymeric polyaminesBASF AG·Filed 1999·Granted Jun 17, 2003·22 cites·7 claims
- 1668US6303832B1Oxyalkylation of alkanols with alkylene oxidesBASF AG·Filed 2000·Granted Oct 16, 2001·5 cites·8 claims
- 1761US5872149AAlk(en)yldicarboxylic acid bisesters, their use, and processes for their preparationBASF AG·Filed 1996·Granted Feb 16, 1999·18 cites·20 claims
- 1860US6365637B1Use of esters or amides of hydroxylated carboxylic acids as solubilizersBASF AG·Filed 1999·Granted Apr 2, 2002·16 cites·18 claims
- 1960US5747616AEthylene-based copolymers and their use as flow improvers in mineral oil middle distillatesBASF AG·Filed 1997·Granted May 5, 1998·15 cites·9 claims
- 2059US6909018B1Preparation of polyalkeneaminesBASF AG·Filed 2000·Granted Jun 21, 2005·4 cites·11 claims
- 2159US6045719AUse of quaternized imidazoles as corrosion inhibitors for non-ferrous metals, and coolant compositions and antifreeze concentrates comprising themBASF AG·Filed 1997·Granted Apr 4, 2000·19 cites·15 claims
- 2257US6548461B1Polyalkene alcohol polyetheramines and their use in fuels and lubricantsBASF AG·Filed 2000·Granted Apr 15, 2003·2 cites·9 claims
- 2354US5846453AProcess for producing oligoamines or polyaminesBASF AG·Filed 1995·Granted Dec 8, 1998·22 cites·6 claims
- 2452US6783693B1Hydraulic fluids, containing cyclic carboxylic acid derivativesBASF AG·Filed 2000·Granted Aug 31, 2004·2 cites·10 claims
- 2551US4546151AOxyalkylated polyamidoamines and their preparationBASF AG·Filed 1984·Granted Oct 8, 1985·9 cites·5 claims
- 2649US6509012B1Aqueous cationic tenside preparations, method for the production and use thereofBASF AG·Filed 1998·Granted Jan 21, 2003·14 cites·8 claims
- 2749US6077460ACorrosion inhibitionBASF AG·Filed 1999·Granted Jun 20, 2000·9 cites·6 claims
- 2846US5744066ADefoaming and deaerating mixtures for aqueous media prone to foamingBASF AG·Filed 1996·Granted Apr 28, 1998·10 cites·6 claims
- 2945US6413445B1Antifreeze concentrates and coolant compositions containing these concentrates for cooling circuits in internal combustion enginesBASF AG·Filed 1999·Granted Jul 2, 2002·9 cites·10 claims
- 3044US7250065B1Fuel compositions containing propoxylateBASF AG·Filed 1999·Granted Jul 31, 2007·8 cites·12 claims
- 3143US5756078AAqueous preparations, comprising alkyl polyglyosides and a polymerBASF AG·Filed 1997·Granted May 26, 1998·6 cites·10 claims
- 3242US5684108AEthylene-based copolymers and their use as flow improvers in mineral oil middle distillatesBASF AG·Filed 1994·Granted Nov 4, 1997·5 cites·3 claims
- 3340US2002189501A1Hydraulically setting compositions comprising alkylaminesBASF AKTIENGESELLSHAFT·Filed 2002·Application pending·0 cites
- 3439US6604598B1Fuel tank for automobiles with fuel cell driveBASELL POLYOLEFINE GMBH·Filed 1999·Granted Aug 12, 2003·11 cites·4 claims
- 3539US5852104AAqueous polyurethane dispersions containing structural units derived from alkenyl- or alkylsuccinic acidBASF AG·Filed 1997·Granted Dec 22, 1998·7 cites·4 claims
- 3636US5726266ACopolymers based on diketenes, ethylenically unsaturated dicarboxylic acids or dicarboxylic acid derivatives and ethylenically unsaturated hydrocarbonsBASF AG·Filed 1995·Granted Mar 10, 1998·4 cites·9 claims
- 3735US2003141482A1Hydraulic fluids having improved corrosion protection for non-ferrous metalsFiled 2001·Application pending·0 cites
- 3834US5876467AUse of carboxylic esters as fuel additives or lubricant additives and their preparationBASF AG·Filed 1995·Granted Mar 2, 1999·3 cites·6 claims
- 3933US5663435AReaction products of aminoalkylenecarboxylic acids and mineral oil middle distillates which contain themBASF AG·Filed 1994·Granted Sep 2, 1997·2 cites·4 claims
- 4030US5919275AFuel and lubricant additives, their preparation and fuel or lubricant compositions containing these additivesBASF AG·Filed 1995·Granted Jul 6, 1999·1 cites·5 claims
- 4130US5767202AModified copolymers suitable as paraffin dispersants, their preparation and use and mineral oil middle distillates containing themBASF AG·Filed 1995·Granted Jun 16, 1998·0 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when Knut Oppenlander files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →