Inventor · disambiguated record
Ulfried Felfer
Also filed as: FELFER ULFRIED
5 granted patents·5 citations·filing 2000–2015
65Inventor score
Files withDSM FINE CHEM AUSTRIA GMBH2FELFER ULFRIED1REMPEX PHARMACEUTICALS INC1RIGEL PHARMACEUTICALS INC1
Top patents by PatentIndex Score
5 records- 0180US8299242B2Synthesis of 2,4-pyrimidinediaminesFELFER ULFRIED·Filed 2010·Granted Oct 30, 2012·5 cites·8 claims
- 0258US8481724B2Synthesis of 2,4-pyrimidinediaminesRIGEL PHARMACEUTICALS INC·Filed 2012·Granted Jul 9, 2013·0 cites·6 claims
- 0338US7473792B2Process for transition metal-catalyzed asymmetric hydrogenation of acrylic acid derivatives, and a novel catalyst system for asymmetric transition metal catalysisDSM FINE CHEM AUSTRIA GMBH·Filed 2005·Granted Jan 6, 2009·0 cites·25 claims
- 0432US6706890B2Method for producing oxindolesDSM FINE CHEM AUSTRIA GMBH·Filed 2000·Granted Mar 16, 2004·0 cites·9 claims
- 0526US10364257B2Apparatus and continuous flow process for production of boronic acid derivativesREMPEX PHARMACEUTICALS INC·Filed 2015·Granted Jul 30, 2019·0 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →