Inventor · disambiguated record
Stefan Westernacher
Also filed as: WESTERNACHER STEFAN
10 granted patents·8 pending applications·36 citations·filing 1998–2011
84Inventor score
Top patents by PatentIndex Score
18 records- 0194US7112703B2Production of bisphenol-A with reduced sulfur contentBAYER MATERIALSCIENCE AG·Filed 2005·Granted Sep 26, 2006·22 cites·20 claims
- 0276US6972345B2Extraction of phenol-containing effluent streamsBAYER MATERIALSCIENCE AG·Filed 2005·Granted Dec 6, 2005·6 cites·10 claims
- 0368US7078573B2Dewatering of circulatory flows in the production of bisphenol ABAYER MATERIALSCIENCE AG·Filed 2005·Granted Jul 18, 2006·1 cites·11 claims
- 0465US7427694B2Process for the preparation of high-purity bisphenol ABAYER MATERIALSCIENCE AG·Filed 2008·Granted Sep 23, 2008·1 cites·14 claims
- 0544US2005176918A1Production of bisphenol a with reduced isomer formationFiled 2005·Application pending·0 cites
- 0640US8133928B2Method for decanting preconditioned ion-exchange resin suspensionsALPS ERNST-JOACHIM·Filed 2008·Granted Mar 13, 2012·0 cites·9 claims
- 0740US6235945B1Method for preparing and purifying 3-(4-hydroxyphenyl)-1,1,3-trimethylindan-5-olBAYER AG·Filed 1998·Granted May 22, 2001·2 cites·1 claims
- 0839US6716933B2Working up of polymer synthesis solutionsBAYER AG·Filed 2002·Granted Apr 6, 2004·0 cites·11 claims
- 0939US2006063906A1Process for the preparation of polycarbonateBLASCHKE ULRICH·Filed 2005·Application pending·0 cites
- 1039US2007004941A1Process for the preparation of high-purity bisphenol ABLASCHKE ULRICH·Filed 2006·Application pending·0 cites
- 1139US2005177006A1Catalytic process for preparing bisphenol AFiled 2005·Application pending·0 cites
- 1239US2008306310A1Avoidance of solids deposits in droplet separators by metering in suitable liquidsBAYER MATERIALSCIENCE AG·Filed 2008·Application pending·0 cites
- 1335US2012010433A1Device and process for solid/liquid separation of solid-liquid suspensionsMUENNICH CHRISTIAN·Filed 2011·Application pending·0 cites
- 1434US6225512B1Method for producing and purifying 3-(3-hydroxyphenyl)-1,1,3-trimethylindan-5-olBAYER AG·Filed 1998·Granted May 1, 2001·1 cites·2 claims
- 1534US2004103717A1Process for the production of polycarbonate which is damaged to a particularly small extent by oxygenFiled 2003·Application pending·0 cites
- 1633US2004116648A1Process for the separation of residual monomers and oligomers from polycarbonateFiled 2003·Application pending·0 cites
- 1731US6218502B1Copolycarbonates with an indane bisphenol baseBAYER AG·Filed 1998·Granted Apr 17, 2001·2 cites·14 claims
- 1830US6268538B1Method for producing and purifying 3-(4-Hydroxyphenyl)-1, 1,3-trimethylindan-5-olBAYER AG·Filed 1998·Granted Jul 31, 2001·1 cites·4 claims
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