RK

Ralf Karch

UK Umicore Ag & Co. Kg: 43 patents #1 of 444Top 1%
DA Degussa-Huels Ag: 3 patents #47 of 473Top 10%
RA Roche Palo Alto: 1 patents #205 of 347Top 60%
GE: 1 patents #19,878 of 36,430Top 55%
📍 Kleinostheim, DE: #1 of 57 inventorsTop 2%
Overall (All Time): #53,919 of 4,157,543Top 2%
50
Patents All Time

Issued Patents All Time

Showing 26–50 of 50 patents

Patent #TitleCo-InventorsDate
9562116 Method for preparation of ruthenium-based metathesis catalysts with chelating alkylidene ligands Roland Winde, Angelino Doppiu, Eileen Woerner, Andreas Rivas-Nass, Christian Slugovc +1 more 2017-02-07
9540401 Method for producing alkyl-indium compounds and the use thereof Joerg Sundermeyer, Annika Frey, Wolf Schorn, David Grosse-Hagenbrock, Andreas Rivas-Nass +2 more 2017-01-10
9353139 Metal complexes with N-Aminoamidinate ligands Joerg Sundermeyer, Wolf Schorn 2016-05-31
9339804 Method for preparation of a ruthenium indenylidene complex Angelino Doppiu, Beate Heil, Andreas Rivas-Nass, Eileen Woerner 2016-05-17
9163045 Process for preparing diketonato-rhodium(I)-carbonyl complexes Eileen Woerner, Timo Ebert, Andreas Rivas-Nass, Angelino Doppiu, Juergen Widmer 2015-10-20
9108985 Process for preparing trialkylgallium compounds Andreas Rivas-Nass, Annika Frey, Tobias Burkert, Eileen Woerner, Angelino Doppiu 2015-08-18
8884044 Ruthenium complexes having (P—P)—coordinated diphosphorus donor ligands and processes for preparing them Andreas Rivas-Nass, Roland Winde, Angelino Doppiu, Tina Schneider 2014-11-11
8846938 Method for preparation of ruthenium-based metathesis catalysts with chelating alkylidene ligands Roland Winde, Angelino Doppiu, Eileen Woerner, Andreas Rivas-Nass, Christian Slugovc +1 more 2014-09-30
8829220 Process for preparing dienyl-ruthenium complexes Angelino Doppiu, Andreas Rivas-Nass, Roland Winde 2014-09-09
8716509 Process for preparing ruthenium(0)-olefin complexes Angelino Doppiu, Andreas Rivas-Nass, Roland Winde, Eileen Woerner 2014-05-06
8703985 Method for preparation of ruthenium-indenylidene carbene catalysts Roland Winde, Andreas Rivas-Nass, Angelino Doppiu, Gerhard Peter, Eileen Woerner 2014-04-22
8536344 Metathesis catalysts Dieter Arlt, Michal Bieniek 2013-09-17
8455671 Ruthenium complexes with (P—P)-coordinated ferrocenyldiphosphine ligands, process for preparing them and their use in homogeneous catalysis Albrecht Salzer, Angelino Doppiu, Nadine Langenscheidt, Andreas Rivas-Nass, Roland Winde +1 more 2013-06-04
8288534 Process for the preparation a ruthenium complex Angelino Doppiu, Kurt Puentener, Andreas Rivas-Nass, Michelangelo Scalone, Roland Winde +1 more 2012-10-16
8288558 Metathesis catalysts Dieter Arlt, Michal Bieniek 2012-10-16
7951969 Process for the preparation of iridium acetate Bernd Kayser, Andreas Rivas-Nass, Jürgen Bodo Widmer, Roland Winde, Eileen WÖRNER 2011-05-31
7671224 Use of a phosphorus containing ligand and a cyclic organic ligand in a transition metal compound Roland Winde, Andreas Rivas-Nass, Oliver Briel, Robert Paul Tooze, Grant Stephen Forman +1 more 2010-03-02
7615659 Method for the production of compounds containing palladium(0) Bernd Kayser, Oliver Briel, Ingo Kleinwachter 2009-11-10
7312349 Diene-bis-aquo-rhodium(I) complexes, process for preparing them and their use Andreas Rivas-Nass, Gerhard Peter, Jürgen Bodo Widmer, Oliver Briel 2007-12-25
7268233 Nickel-carbene, palladium-carbene and platinum-carbene complexes, their production and use in catalytic reactions Oliver Briel, Bernd Kayser, Matthias Beller, Kumaravel Selvakumar, Anja Frisch +1 more 2007-09-11
6686495 Process for the preparation of mono-, bi- or poly-functional biaryls Matthias Beller, Mario Gómez-Andreu, Alexander Zapf, Ingo Kleinwachter, Oliver Briel 2004-02-03
6346562 Cross-linkable mixtures and a method for the production and utilization thereof Rolf Haselhorst, Klaus Zimmermann 2002-02-12
6191297 Process for the preparation of organosilanes functionalized in the 3-position Christoph Batz-Sohn, Steffen Seebald, Matthias Prinz 2001-02-20
6156449 Catalyst layer for polymer electrolyte fuel cells Ralf Zuber, Knut Fehl, Karl-Anton Starz 2000-12-05
6153782 Method of producing propylsilanes Thomas Kräuter, Steffen Seebald, Christoph Batz-Sohn, Matthias Prinz, Hermanus Gerhardus Jozef Lansink Rotgerink 2000-11-28