Inventor · disambiguated record
Anne Rittsteiger
Also filed as: RITTSTEIGER ANNE
12 granted patents·5 pending applications·79 citations·filing 2013–2018
90Inventor score
Top patents by PatentIndex Score
17 records- 0196US10173979B2Hardener composition including 2-(2,2,6,6-tetramethylpiperidin-4-yl)propane-1,3-diamineEVONIK DEGUSSA GMBH·Filed 2017·Granted Jan 8, 2019·9 cites·11 claims
- 0295US10221277B2Epoxy resin composition comprising 2-(3-(aminomethyl)-3,5,5-trimethylcyclohexyl)propane-1,3-diamine (AM-CPDA) as hardenerEVONIK DEGUSSA GMBH·Filed 2017·Granted Mar 5, 2019·10 cites·19 claims
- 0395US10214612B2Epoxy resin composition comprising 2-(2,2,6,6-tetramethylpiperidin-4-yl)propane-1,3-diamine as hardenerEVONIK DEGUSSA GMBH·Filed 2017·Granted Feb 26, 2019·11 cites·20 claims
- 0494US10160717B22-(3-(aminomethyl)-3,5,5-trimethylcyclohexyl)propane-1,3-diamine, a process for its production and useEVONIK DEGUSSA GMBH·Filed 2017·Granted Dec 25, 2018·9 cites·18 claims
- 0594US9862673B22-(3,3,5-trimethylcyclohexyl)propane-1,3-diamine, a process for its production and useEVONIK DEGUSSA GMBH·Filed 2017·Granted Jan 9, 2018·10 cites·19 claims
- 0693US10392340B2Purification of crude isophoronediamine by partial condensation in series with total condensationEVONIK DEGUSSA GMBH·Filed 2017·Granted Aug 27, 2019·7 cites·20 claims
- 0793US10252980B12-(3-(aminomethyl)-3,5,5-trimethylcyclohexyl)propane-1,3-diamine, a process for its production and useEVONIK DEGUSSA GMBH·Filed 2018·Granted Apr 9, 2019·4 cites·10 claims
- 0893US9868702B2Process for producing 2-(2,2,6,6-tetramethylpiperidin-4-yl)propane-1,3-diamineEVONIK DEGUSSA GMBH·Filed 2017·Granted Jan 16, 2018·10 cites·19 claims
- 0991US10125089B2Process for preparing 3 aminomethyl-3,5,5-trimethylcyclohexylamineEVONIK DEGUSSA GMBH·Filed 2016·Granted Nov 13, 2018·8 cites·27 claims
- 1071US9937483B2Process for preparing 3-aminomethyl-3,5,5-trimethylcyclohexylamineEVONIK DEGUSSA GMBH·Filed 2016·Granted Apr 10, 2018·1 cites·23 claims
- 1154US10519096B2Process for preparing amino compounds from nitrile compoundsEVONIK DEGUSSA GMBH·Filed 2018·Granted Dec 31, 2019·0 cites·20 claims
- 1246US2014066664A1Process for the preparation of mentholLANXESS DEUTSCHLAND GMBH·Filed 2013·Application pending·0 cites
- 1344US10343975B2Coupling of distillative purification with a partial condenser for pre-purification of isophoronediamineEVONIK DEGUSSA GMBH·Filed 2017·Granted Jul 9, 2019·0 cites·15 claims
- 1444US2017355810A1Epoxy resin composition comprising 2-(3,3,5-trimethylcyclohexyl)propane-1,3-diamine as hardenerEVONIK DEGUSSA GMBH·Filed 2017·Application pending·0 cites
- 1542US2018230081A1Process for preparing isophorone amino alcohol (ipaa)EVONIK DEGUSSA GMBH·Filed 2018·Application pending·0 cites
- 1642US2014066665A1Process for the preparation of mentholLANXESS DEUTSCHLAND GMBH·Filed 2013·Application pending·0 cites
- 1733US2017226044A1Process for producing trimethylhexamethylenediamineRITTSTEIGER ANNE·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →