Inventor · disambiguated record
Ekhard Winkler
Also filed as: WINKLER EKHARD
17 granted patents·330 citations·filing 1987–2006
95Inventor score
Top patents by PatentIndex Score
17 records- 0196US4816553APolyacetals, preparation thereof from dialdehydes and polyolcarboxylic acids, and use of sameBASF AG·Filed 1988·Granted Mar 28, 1989·88 cites·7 claims
- 0285US4897220ADetergents containing water-soluble copolymers containing as copolymerized units monomers having two or more ethylenically unsaturated double bondsBASF AG·Filed 1988·Granted Jan 30, 1990·52 cites·5 claims
- 0381US5260396APreparation of water resistant films and coatings and use thereofBASF AG·Filed 1992·Granted Nov 9, 1993·32 cites·4 claims
- 0475US5019296ASerine-N,N-diacetic acid and derivatives as complexing agents and detergents containing sameBASF AG·Filed 1990·Granted May 28, 1991·29 cites·4 claims
- 0570US4978805APolyethersBASF AG·Filed 1989·Granted Dec 18, 1990·16 cites·4 claims
- 0659US5073269APreparation of water-soluble copolymers of maleic acid and use thereof as water treatment agentsBASF CORP·Filed 1990·Granted Dec 17, 1991·13 cites·4 claims
- 0757US4973730APreparation of serine-N,N-diacetic acid and derivatives as complexing agents and detergents containing sameBASF AG·Filed 1988·Granted Nov 27, 1990·15 cites·3 claims
- 0856US4897215ADetergents containing water-soluble copolymers containing as copolymerized units monomers having two or more ethylenically unsaturated double bondsBASF AG·Filed 1988·Granted Jan 30, 1990·19 cites·5 claims
- 0952US7888524B2Process for preparing sulfuric monoesters from amino alkanolsBASF AG·Filed 2006·Granted Feb 15, 2011·0 cites·15 claims
- 1052US4827014A2-Hydroxy-3-aminopropionic-n,n-diacetic acid and derivatives thereof, preparation thereof, and detergents containing sameBASF AG·Filed 1988·Granted May 2, 1989·16 cites·6 claims
- 1152US4818795APolymaleic acid, its preparation and its useBASF AG·Filed 1987·Granted Apr 4, 1989·16 cites·6 claims
- 1251US4886859ASlightly crosslinked, water-soluble polymaleic acid, its preparation and its useBASF AG·Filed 1988·Granted Dec 12, 1989·7 cites·13 claims
- 1351US4801734AAmphiphilic 4-alkoxypolyethoxybenzoates, their preparation and their useBASF AG·Filed 1987·Granted Jan 31, 1989·10 cites·5 claims
- 1437US4940609APolymeric conditioner for pretreating nonmetallic surfaces for chemical metallizationBASF AG·Filed 1988·Granted Jul 10, 1990·6 cites·12 claims
- 1534US4954369AChemical deposition of copper from alkaline aqueous bathsBASF AG·Filed 1989·Granted Sep 4, 1990·4 cites·3 claims
- 1633US4997680APolymeric conditioner for pretreating nonmetallic surfaces for chemical metallizationBASF AG·Filed 1988·Granted Mar 5, 1991·4 cites·8 claims
- 1732US4818794ASlightly crosslinked, water-soluble polymaleic acid, its preparation and its useBASF AG·Filed 1987·Granted Apr 4, 1989·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →