Inventor · disambiguated record
Jan Christoph Pfeffer
Also filed as: PFEFFER JAN · PFEFFER JAN CHRISTOPH
15 granted patents·13 pending applications·82 citations·filing 2009–2020
91Inventor score
Top patents by PatentIndex Score
28 records- 0193US8378127B2Method for producing 2,6-dioxabicyclo-(3.3.0)-octane-4,8-dioneEVONIK DEGUSSA GMBH·Filed 2010·Granted Feb 19, 2013·21 cites·15 claims
- 0291US8835691B2Process for homogeneously catalyzed, highly selective direct amination of primary alcohols with ammonia to primary amines with a high volume ratio of liquid phase to gas phase and/or high pressuresKLASOVSKY FLORIAN·Filed 2011·Granted Sep 16, 2014·14 cites·16 claims
- 0389US8927773B2Process for the direct amination of secondary alcohols with ammonia to give primary aminesKLASOVSKY FLORIAN·Filed 2011·Granted Jan 6, 2015·7 cites·13 claims
- 0487US8946463B2Process for the direct amination of alcohols using ammonia to form primary amines by means of a xantphos catalyst systemKLASOVSKY FLORIAN·Filed 2011·Granted Feb 3, 2015·7 cites·18 claims
- 0586US9315443B2Liquid cation exchangerERHARDT FRANK·Filed 2011·Granted Apr 19, 2016·8 cites·18 claims
- 0684US8981159B2Continuously operable method for producing carbonyl compounds by means of a catalyst containing a nitroxyl radicalKLASOVSKY FLORIAN·Filed 2011·Granted Mar 17, 2015·6 cites·19 claims
- 0782US9676898B2Curable compositions based on epoxy resins without benzyl alcoholORTELT MARTINA·Filed 2013·Granted Jun 13, 2017·3 cites·19 claims
- 0880US9765370B2Method for aerobically producing alanine or a compound produced using alanineEVONIK DEGUSSA GMBH·Filed 2013·Granted Sep 19, 2017·4 cites·20 claims
- 0978US10053713B2Biological alkane oxidationEVONIK DEGUSSA GMBH·Filed 2012·Granted Aug 21, 2018·3 cites·20 claims
- 1074US8841096B2Method for producing multicyclical ring systems carrying amino groupsSIEBER VOLKER·Filed 2010·Granted Sep 23, 2014·4 cites·16 claims
- 1173US9580732B2Oxidation and amination of primary alcoholsPÖTTER MARKUS·Filed 2012·Granted Feb 28, 2017·3 cites·19 claims
- 1270US10071951B2Liquid cation exchangerERHARDT FRANK·Filed 2011·Granted Sep 11, 2018·1 cites·10 claims
- 1366US10450590B2Process for preparing an alpha, omega-alkanediolHAAS THOMAS·Filed 2014·Granted Oct 22, 2019·1 cites·16 claims
- 1462US11421254B2Biotechnological production of alcohols and derivatives thereofEVONIK OPERATIONS GMBH·Filed 2020·Granted Aug 23, 2022·0 cites·20 claims
- 1552US2014120587A1Enzymatic aminationHAAS THOMAS·Filed 2012·Application pending·0 cites
- 1651US2011070630A1Method for deracemization of enantiomer mixturesEVONIK DEGUSSA GMBH·Filed 2009·Application pending·0 cites
- 1751US2016244790A1Enzymatic aminationHAAS THOMAS·Filed 2016·Application pending·0 cites
- 1850US2015275245A1Biotechnological production of alcohols and derivatives thereofHAAS THOMAS·Filed 2012·Application pending·0 cites
- 1944US2015299741A1Method for conversion of an alkane or 1-alkanol to a diolENGEL PHILIP·Filed 2013·Application pending·0 cites
- 2043US2015099282A1Nadp-dependent alanine dehydrogenaseHAAS THOMAS·Filed 2013·Application pending·0 cites
- 2142US2015218600A1Biotechnological preparation of 3-hydroxyisobutyric acidHAAS THOMAS·Filed 2012·Application pending·0 cites
- 2242US2015010968A1Biological alkene oxidationENGEL PHILIP·Filed 2013·Application pending·0 cites
- 2338US9611489B2Enzymatic omega-oxidation and omega-amination of fatty acidsSCHAFFER STEFFEN·Filed 2013·Granted Apr 4, 2017·0 cites·12 claims
- 2438US2012077932A1Compositions based on diisocyanates obtained from renewable raw materialsPFEFFER JAN·Filed 2010·Application pending·0 cites
- 2538US2014308717A1Oxidation and amination of secondary alcoholsHAAS THOMAS·Filed 2012·Application pending·0 cites
- 2638US2012071577A1Use of isocyanates based on renewable raw materialsPFEFFER JAN·Filed 2010·Application pending·0 cites
- 2736US2012073472A1Reactive derivatives on the basis of dianhydrohexitol-based isocyanatesSPYROU EMMANOUIL·Filed 2010·Application pending·0 cites
- 2835US2011251399A1Method for producing aldehydes and ketones from primary and secondary alcoholsEVONIK DEGUSSA GMBH·Filed 2010·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →