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 1–25 of 50 patents

Patent #TitleCo-InventorsDate
12410205 Trimethylplatinum(IV) iodide Angelino Doppiu, Eileen Woerner 2025-09-09
12358937 Precious metal compounds Eileen Woerner, Timo Ebert, Michael Lennartz, Angelino Doppiu, Andreas Rivas-Nass +1 more 2025-07-15
12180234 Metal organic compounds Nicholas RAU, Joerg Sundermeyer, Andreas RIVAS NASS, Annika Frey, Angelino Doppiu +1 more 2024-12-31
12091427 Metal complexes for gas-phase thin-film deposition Joerg Sundermeyer, Henrik SCHUMANN, Wolf Schorn, Nicholas RAU, Annika Frey +2 more 2024-09-17
11702437 Method for producing aqueous preparations of complexes of platinum group metals Eileen Woerner, Andreas Rivas-Nass, Angelino Doppiu 2023-07-18
11643425 Organometallic compounds for the manufacture of a semiconductor element or electronic memory Nicholas RAU, Jörg Sundermeyer, Henrik SCHUMANN, Andreas RIVAS NASS, Annika Frey +3 more 2023-05-09
11623874 Process for the production of metal carbonyls Andreas RIVAS NASS, Ruben Ramon Mueller, Angelino Doppiu, Eileen Woerner 2023-04-11
11584764 Production of trialkylindium compounds in the presence of carboxylates Wolf Schorn, Annika Frey, Angelino Doppiu, Andreas RIVAS NASS, Eileen Woerner 2023-02-21
11407650 Method for the reduction of metal halides Joerg Sundermeyer, Lisa Hamel, Ruben Ramon Mueller, Andreas Rivas-Nass, Angelino Doppiu +1 more 2022-08-09
11407776 Method for producing aqueous preparations of complexes of platinum group metals Eileen Woerner, Andreas Rivas-Nass, Angelino Doppiu 2022-08-09
11352385 Precious metal compounds Eileen Woerner, Timo Ebert, Michael Lennartz, Angelino Doppiu, Andreas Rivas-Nass +1 more 2022-06-07
11225498 Preparation of rhodium(III)-2-ethylhexanoate Angelino Doppiu, Birgit Emrich, Andreas Rivas-Nass, Eileen Woerner 2022-01-18
11066434 Metal complexes comprising aniline type ligands Adam M. Johns, Richard L. Pederson, Doina Ene, Angelino Doppiu 2021-07-20
10954261 Method for producing aqueous preparations of complexes of platinum group metals Eileen Woerner, Andreas Rivas-Nass, Angelino Doppiu 2021-03-23
10745421 Method for producing alkyl-indium compounds and the use thereof Joerg Sundermeyer, Annika Frey, Wolf Schorn, Andreas Rivas-Nass, Eileen Woerner +1 more 2020-08-18
10632097 Organometallic compound Eileen Woerner, Andreas Rivas-Nass, Angelino Doppiu, Annika Frey 2020-04-28
10584142 Preparation of Rhodium(III)-2-ethylhexanoate Angelino Doppiu, Birgit Emrich, Andreas Rivas-Nass, Eileen Woerner 2020-03-10
10428089 Method for producing trialkylgallium compounds and the use thereof Wolf Schorn, Jörg Sundermeyer, Annika Frey, Andreas Rivas-Nass, Eileen Woerner +1 more 2019-10-01
10385073 Process for preparing alkyl-indium compounds and the use thereof Annika Frey, Andreas Rivas-Nass, Eileen Woerner, Angelino Doppiu 2019-08-20
10239892 Method for producing alkyl-indium compounds and the use thereof Joerg Sundermeyer, Annika Frey, Wolf Schorn, Andreas Rivas-Nass, Eileen Woerner +1 more 2019-03-26
9856280 Method for producing aqueous preparations of complexes of platinum group metals Eileen Woerner, Andreas Rivas-Nass, Angelino Doppiu 2018-01-02
9834572 Process for preparing hydridocarbonyltris(triphenylphosphine)rhodium(I) Angelino Doppiu, Andreas Rivas-Nass, Eileen Woerner 2017-12-05
9695201 Process for preparing trialkyl compounds of metals of group IIIA Andreas Rivas-Nass, Annika Frey, Tobias Burkert, Eileen Woerner, Angelino Doppiu 2017-07-04
9617284 Method for producing alkyl-indium compounds and the use thereof Joerg Sundermeyer, Annika Frey, Wolf Schorn, Andreas Rivas-Nass, Eileen Woerner +1 more 2017-04-11
9604205 Method for preparation of a ruthenium indenylidene complex Angelino Doppiu, Beate Heil, Andreas Rivas-Nass, Eileen Woerner 2017-03-28