Inventor · disambiguated record
Gerhard Koelbl
Also filed as: KOELBL GERHARD
9 granted patents·26 citations·filing 2008–2015
83Inventor score
Top patents by PatentIndex Score
9 records- 0189US9994507B2Optimized method for producing methacroleinEVONIK ROEHM GMBH·Filed 2015·Granted Jun 12, 2018·4 cites·14 claims
- 0287US9611204B2Method of regulating the water content in a continuous method for producing methacroleinEVONIK ROEHM GMBH·Filed 2014·Granted Apr 4, 2017·4 cites·19 claims
- 0381US8426637B2Process for preparation of high purity methacrylic acidKOESTNER MARTIN·Filed 2008·Granted Apr 23, 2013·7 cites·30 claims
- 0477US9816703B2Recirculation and disposal of aqueous catalyst solutions in amine catalytic processesEVONIK ROEHM GMBH·Filed 2014·Granted Nov 14, 2017·5 cites·16 claims
- 0572US8049030B2Method for producing (meth)acrylatesEVONIK ROEHM GMBH·Filed 2008·Granted Nov 1, 2011·2 cites·31 claims
- 0671US8686181B2Method for producing ethylene glycol dimethacrylateKNEBEL JOACHIM·Filed 2008·Granted Apr 1, 2014·2 cites·26 claims
- 0767US8674133B2Method for continuously producing alkylamino(meth)acrylamidesSCHMITT BARDO·Filed 2010·Granted Mar 18, 2014·2 cites·20 claims
- 0848US8039664B2Method for producing butanediol dimethacrylatesEVONIK ROEHM GMBH·Filed 2008·Granted Oct 18, 2011·0 cites·34 claims
- 0943US9290431B2Process for preparation of highly pure, non-yellowing methacrylic acidZHANG ZHENGFENG·Filed 2013·Granted Mar 22, 2016·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →