Inventor · disambiguated record
Dietmar Schaefer
Also filed as: SCHAEFER DIETMAR
31 granted patents·964 citations·filing 1988–2021
98Inventor score
Top patents by PatentIndex Score
31 records- 0199US11286366B2Process for recycling siliconesEVONIK OPERATIONS GMBH·Filed 2020·Granted Mar 29, 2022·8 cites·20 claims
- 0296US4833225APolyquaternary polysiloxane polymers, their synthesis and use in cosmetic preparationsGOLDSCHMIDT AG TH·Filed 1988·Granted May 23, 1989·120 cites·13 claims
- 0395US4891166ADiquaternary polysiloxanes, their synthesis and use in cosmetic preparationsGOLDSCHMIDT AG TH·Filed 1989·Granted Jan 2, 1990·152 cites·11 claims
- 0492US5133898AManufacturing polyacrylate esters with long-chain hydrocarbon and polyoxyalkylene groupsGOLDSCHMIDT AG TH·Filed 1990·Granted Jul 28, 1992·79 cites·11 claims
- 0591US11591448B2Physical reutilization of siliconized sheetsEVONIK OPERATIONS GMBH·Filed 2021·Granted Feb 28, 2023·1 cites·20 claims
- 0691US4931362AMicrocapsule and micromatrix bodies and method for their formationKWIZDA FA F JOHANN·Filed 1988·Granted Jun 5, 1990·74 cites·26 claims
- 0790US5401871AOrganopolysiloxane polyethers and their use as hydrolysis-resistant wetting agents in aqueous systemsGOLDSCHMIDT AG TH·Filed 1994·Granted Mar 28, 1995·96 cites·10 claims
- 0887US6288129B1Process for preparing acrylic esters and/or methacrylic esters of hydroxy-functional siloxanes and/or polyoxyalkylene-modified siloxanes and their useGOLDSCHMIDT AG TH·Filed 1999·Granted Sep 11, 2001·52 cites·10 claims
- 0983US5338485APolyacrylate esters with long-chain hydrocarbon and polyoxyalkylene groups and their use as surface active substancesGOLDSCHMIDT AG TH·Filed 1992·Granted Aug 16, 1994·41 cites·13 claims
- 1081US6268521B1Process for preparing acrylic esters and/or methacrylic esters of polyoxyalkylenes and the use thereofGOLDSCHMIDT AG TH·Filed 1999·Granted Jul 31, 2001·28 cites·12 claims
- 1180US5004559APolyoxyalkylene-polysiloxane block copolymers as demulsifiers for water-containing oilGOLDSCHMIDT AG TH·Filed 1988·Granted Apr 2, 1991·35 cites·3 claims
- 1279US5246607AMethylpolysiloxanes with quaternary ammonium groups as corrosion inhibitors for preparations consisting predominantly of waterGOLDSCHMIDT AG TH·Filed 1989·Granted Sep 21, 1993·24 cites·10 claims
- 1379US4921895APreparation for finishing textile fibers and products and textile products having improved handleGOLDSCHMIDT AG TH·Filed 1989·Granted May 1, 1990·34 cites·12 claims
- 1477US11732092B2Upcycling process for processing silicone wastesEVONIK OPERATIONS GMBH·Filed 2021·Granted Aug 22, 2023·0 cites·18 claims
- 1577US4844826AUse of organosilicon compounds to thicken oilsGOLDSCHMIDT AG TH·Filed 1988·Granted Jul 4, 1989·26 cites·9 claims
- 1673US5391679AMethod for the synthesis of polyether siloxanesGOLDSCHMIDT AG TH·Filed 1993·Granted Feb 21, 1995·20 cites·10 claims
- 1772US5744523AUse of polyacrylate esters as dispersantsGOLDSCHMIDT AG TH·Filed 1995·Granted Apr 28, 1998·35 cites·6 claims
- 1868US5387467AMethod for modifying the surface of finely divided particles by the application of organofunctional polysiloxanesGOLDSCHMIDT AG TH·Filed 1992·Granted Feb 7, 1995·27 cites·4 claims
- 1967US5665155AOrganofunctional polysiloxanes for modifying the surface of finely divided particlesGOLDSCHMIDT AG TH·Filed 1996·Granted Sep 9, 1997·21 cites·1 claims
- 2060US5281478AMethod for modifying the surface of finely divided particles by the application of organofunctional polysiloxanesGOLDSCHMIDT AG TH·Filed 1992·Granted Jan 25, 1994·13 cites·3 claims
- 2156US5208311AOrganopolysiloxanes with polyether and ester groups linked to a common spacer groupGOLDSCHMIDT AG TH·Filed 1992·Granted May 4, 1993·10 cites·14 claims
- 2255US5296573APolyacrylate ester with long-chain alkoxylated hydrocarbonoxy groups and their use in cosmetics and personal groomingGOLDSCHMIDT AG TH·Filed 1991·Granted Mar 22, 1994·10 cites·14 claims
- 2351US5344949AMethod for the synthesis of surface-active anion-cation complexesGOLDSCHMIDT AG TH·Filed 1993·Granted Sep 6, 1994·5 cites·7 claims
- 2450US5057579APolyacrylate esters with quaternary ammonium groupsGOLDSCHMIDT AG TH·Filed 1989·Granted Oct 15, 1991·12 cites·4 claims
- 2548US5115039APolyacrylate esters with quaternary ammonium groupsGOLDSCHMIDT AG TH·Filed 1991·Granted May 19, 1992·6 cites·1 claims
- 2647US5115040APolyacrylate esters with quaternary ammonium groupsGOLDSCHMIDT AG TH·Filed 1991·Granted May 19, 1992·10 cites·3 claims
- 2744US5281687APolysiloxanes with at least one sulfatohexyl group linked by an Si-C bondGOLDSCHMIDT AG TH·Filed 1992·Granted Jan 25, 1994·5 cites·4 claims
- 2841US5057580APolyacrylate esters with quaternary ammonium groupsGOLDSCHMIDT AG TH·Filed 1989·Granted Oct 15, 1991·7 cites·5 claims
- 2938US4894175ACrude oil with a depressed pour pointGOLDSCHMIDT AG TH·Filed 1988·Granted Jan 16, 1990·6 cites·12 claims
- 3036US5189184A2-(3'-butenyl)-3,4-dihydro-2h-pyrans, their synthesis and useGOLDSCHMIDT AG TH·Filed 1991·Granted Feb 23, 1993·2 cites·5 claims
- 3134US4837244AMethod for the preparation of polyurethane foamsGOLDSCHMIDT AG TH·Filed 1988·Granted Jun 6, 1989·5 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →