Inventor · disambiguated record
Walter Denzinger
Also filed as: CORDES CLAUS · DENZINGER WALTER
97 granted patents·1 pending application·3,053 citations·filing 1975–2002
99Inventor score
Top patents by PatentIndex Score
98 records- 0199US6071994AFormaldehyde-free aqueous bindersBASF AG·Filed 1997·Granted Jun 6, 2000·244 cites·29 claims
- 0296US5227446AGraft copolymers of monosaccharides, oligosaccharides, polysaccharides and modified polysaccharides, the preparation thereof, and their useBASF AG·Filed 1991·Granted Jul 13, 1993·156 cites·3 claims
- 0396US4774285APreparation of water-soluble copolymers containing vinylamine units, and their use as wet strength agents and dry strength agents for paperBASF AG·Filed 1986·Granted Sep 27, 1988·109 cites·14 claims
- 0496US3992562AManufacture of insoluble and only slightly water-swellable polymers of N-vinyl lactams of improved adsorptivityBASF AG·Filed 1975·Granted Nov 16, 1976·111 cites·7 claims
- 0595US4880497APreparation of water-soluble copolymers containing vinylamine units, and their use as wet strength agents and dry strength agents for paperBASF AG·Filed 1988·Granted Nov 14, 1989·86 cites·8 claims
- 0693US6264839B1Phosphonomethylated polyvinylamines and preparation and use thereofBASF AG·Filed 1993·Granted Jul 24, 2001·83 cites·14 claims
- 0793US5578678AGraft polymers of natural substances containing saccharide structures or derivatives thereof and ethylenically unsaturated compounds and their useBASF AG·Filed 1994·Granted Nov 26, 1996·93 cites·12 claims
- 0893US4559159ACopolymers, their preparation and their use as assistants in detergents and cleansing agentsBASF AG·Filed 1984·Granted Dec 17, 1985·64 cites·8 claims
- 0991US5543459AGraft polymers of natural substances containing saccharide structures or derivatives thereof and ethylenically unsaturated compounds and their useBASF AG·Filed 1995·Granted Aug 6, 1996·62 cites·8 claims
- 1090US6512055B2Copolymers and their reaction products with amines as fuel and lubricant additivesBASF AG·Filed 2001·Granted Jan 28, 2003·28 cites·8 claims
- 1190US5334287AGraft polymers of natural substances containing saccharide structures or derivatives thereof and ethylenically unsaturated compounds and their useBASF AG·Filed 1992·Granted Aug 2, 1994·52 cites·14 claims
- 1290US4978427AWater-soluble copolymers containing vinylamine units as wet strength and dry strength agent for paperBASF AG·Filed 1989·Granted Dec 18, 1990·53 cites·11 claims
- 1390US4320114AManufacture of aqueous polyvinylpyrrolidone-iodine solutionsBASF AG·Filed 1980·Granted Mar 16, 1982·30 cites·11 claims
- 1488US6284716B1Copolymers and their reaction products with amines as fuel and lubricant additivesBASF AG·Filed 1994·Granted Sep 4, 2001·48 cites·7 claims
- 1587US5410053ARhodamine derivativesBASF AG·Filed 1994·Granted Apr 25, 1995·28 cites·12 claims
- 1686US5753759AGraft polymers containing N-vinyl units, their preparation and their useBASF AG·Filed 1995·Granted May 19, 1998·52 cites·10 claims
- 1786US5630907AUse of hydrolyzed copolymers of N-vinylcarboxamides and monoethylenically unsaturated carboxylic acids in papermakingBASF AG·Filed 1996·Granted May 20, 1997·54 cites·8 claims
- 1886US4725655APreparation of copolymers of monoethylenically unsaturated mono- and dicarboxylic acids and anhydridesBASF AG·Filed 1986·Granted Feb 16, 1988·44 cites·10 claims
- 1986US4451582APreparation of insoluble, only slightly swellable polymers of basic vinyl-heterocyclic compoundsBASF AG·Filed 1983·Granted May 29, 1984·42 cites·18 claims
- 2086US4402937APreparation of PVP-iodineBASF AG·Filed 1980·Granted Sep 6, 1983·18 cites·3 claims
- 2184US5656646AMixtures of polymers of monoethylenically unsaturated dicarboxylic acids and polymers of ethylenically unsaturated monocarboxylic acids and/or polyaminocarboxylic acids and their useBASF AG·Filed 1993·Granted Aug 12, 1997·51 cites·13 claims
- 2284US4774303APreparation of polymers of acrylic acid or metharcylic acidBASF AG·Filed 1987·Granted Sep 27, 1988·46 cites·8 claims
- 2384US4748220APreparation of finely divided pulverulent crosslinked copolymersBASF AG·Filed 1987·Granted May 31, 1988·71 cites·6 claims
- 2484US4621127APreparation of carboxyl-containing polymersBASF AG·Filed 1985·Granted Nov 4, 1986·36 cites·14 claims
- 2584US4013825AManufacture of insoluble and only slightly water-swellable polymers of n-vinyl lactams of improved adsorptivityBASF AG·Filed 1975·Granted Mar 22, 1977·28 cites·3 claims
- 2683US5658993AWater-soluble or water-dispersible graft copolymers, the preparation thereof and the use thereofBASF AG·Filed 1996·Granted Aug 19, 1997·45 cites·9 claims
- 2782US5175361APreparation of copolymers of monoethylenically unsaturated monocarboxylic acids and dicarboxylic acidsBASF AG·Filed 1990·Granted Dec 29, 1992·38 cites·6 claims
- 2882US5124181ACopolymers based on long-chain unsaturated esters and ethylenically unsaturated carboxylic acids for making leather and furs water repellentBASF AG·Filed 1990·Granted Jun 23, 1992·37 cites·9 claims
- 2982US4929690APreparation of metal salts of carboxyl-containing polymersBASF AG·Filed 1988·Granted May 29, 1990·30 cites·9 claims
- 3082US4370454APreparation of maleic anhydride copolymersBASF AG·Filed 1982·Granted Jan 25, 1983·30 cites·6 claims
- 3181US5352729AUse of pigment formulations for the preparation of pastes, printing inks and coatingsBASF AG·Filed 1992·Granted Oct 4, 1994·45 cites·4 claims
- 3280US5506315APreparation of copolymers of monoethylenically unsaturated monomers containing acid groups and N-vinyllactamsBASF AG·Filed 1993·Granted Apr 9, 1996·42 cites·11 claims
- 3380US5084535APreparation of pulverulent polymers of acrylic and/or methacrylic acid and use thereofBASF AG·Filed 1989·Granted Jan 28, 1992·28 cites·9 claims
- 3479US5008032AUse of partially esterified copolymers in liquid detergentsBASF AG·Filed 1989·Granted Apr 16, 1991·42 cites·13 claims
- 3579US4250289APreparation of copolymers from maleic anhydride and alkenesBASF AG·Filed 1979·Granted Feb 10, 1981·19 cites·3 claims
- 3678US5008321APreparation of stable water-in-oil emulsions of hydrolyzed polymers of N-vinylamides and their useBASF AG·Filed 1989·Granted Apr 16, 1991·27 cites·5 claims
- 3778US4647396ACopolymers for detergents and cleaning agentsBASF AG·Filed 1985·Granted Mar 3, 1987·43 cites·6 claims
- 3878US4200710APreparation of polyvinylpyrrolidone-iodineBASF AG·Filed 1979·Granted Apr 29, 1980·10 cites·4 claims
- 3977US4814102ADetergents containing oxyalkylated, carboxyl-containing polymersBASF AG·Filed 1988·Granted Mar 21, 1989·40 cites·8 claims
- 4077US4658002APreparation of insoluble polymer powders which are only slightly swellableBASF AG·Filed 1985·Granted Apr 14, 1987·26 cites·14 claims
- 4176US5714560AWater-soluble or water-dispersible graft polymers of proteins as leather tanning agentsBASF AG·Filed 1995·Granted Feb 3, 1998·36 cites·5 claims
- 4276US5710228AMaleimide/α-olefin copolymers and their use as light stabilizers and stabilizers for organic materialBASF AG·Filed 1996·Granted Jan 20, 1998·32 cites·8 claims
- 4375US5425784APolymeric tanning agentsBASF AG·Filed 1993·Granted Jun 20, 1995·26 cites·13 claims
- 4475US5126069AWater-soluble or -dispersible, oxidized polymer detergent additivesBASF AG·Filed 1990·Granted Jun 30, 1992·33 cites·5 claims
- 4574US5126395APreparation of stable water-in-oil emulsions of hydrolyzed polymers of n-vinylamidesBASF AG·Filed 1990·Granted Jun 30, 1992·37 cites·4 claims
- 4674US4959077AFuels for gasoline enginesBASF AG·Filed 1988·Granted Sep 25, 1990·21 cites·3 claims
- 4772US4444561ACopolymers which contain basic groups and are used as antiredeposition agents in washing and after-treating textile goods containing synthetic fibersBASF AG·Filed 1983·Granted Apr 24, 1984·29 cites·2 claims
- 4872US4058655AManufacture of low molecular weight poly-N-vinylpyrrolidone-2BASF AG·Filed 1976·Granted Nov 15, 1977·17 cites·9 claims
- 4971US6033442AUse 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
- 5071US5279613ACopolymers based on long-chain olefins and ethylenically unsaturated dicarboxylic anhydrides for rendering leathers and skins water-repellentBASF AG·Filed 1992·Granted Jan 18, 1994·21 cites·11 claims
Showing the top 50 of 98 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →