RK

Randolf Kiefer

US Uhdenora S.P.A.: 9 patents #2 of 25Top 8%
UG Uhde Gmbh: 3 patents #28 of 256Top 15%
CA Covestro Deutschland Ag: 1 patents #436 of 964Top 50%
US Uhdenora Technologies S.R.L.: 1 patents #4 of 18Top 25%
📍 Marl, DE: #28 of 424 inventorsTop 7%
Overall (All Time): #318,618 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
11136677 Method for mounting oxygen-consuming electrodes in electrochemical cells and electrochemical cells Andreas Bulan, Michael Großholz, Peter Woltering 2021-10-05
9933492 Method for safely and economically operating an electrolyser Ulf-Steffen Baeumer, Dietmar Wagner, Michael Streitboerger 2018-04-03
9562294 Alternative installation of a gas diffusion electrode in an electrochemical cell having percolator technology Peter Woltering, Rainer Weber, Andreas Bulan 2017-02-07
9476131 Electrochemical cell having a frame seal for alternative sealing against marginal leakages of the electrolyte Peter Woltering, Rainer Weber, Andreas Bulan, Michael Grossholz 2016-10-25
9045837 Electrolyser with coiled inlet hose Peter Woltering, Rainer Weber, Andreas Bulan 2015-06-02
8945358 Electrolysis cell Peter Woltering, Karl-Heinz Dulle, Stefan Oelmann, Ulf-Steffen Bäumer 2015-02-03
8444833 Device for electrochemical water preparation Karl-Heinz Dulle, Peter Woltering, Stefan Oelmann, Ulf-Steffen Baeumer, Wolfram Stolp 2013-05-21
8057713 Method for the production of nickel oxide surfaces having increase conductivity Roland Beckmann, Karl-Heinz Dulle, Peter Woltering, Frank Holthuis, Frank Funck +3 more 2011-11-15
7938938 Electrolysis cell Roland Beckmann, Karl-Heinz Dulle, Frank Funck, Peter Woltering 2011-05-10
7918974 Micro-structured insulating frame for electrolysis cell Ulf-Steffen Bäumer, Karl-Heinz Dulle, Stefan Oelmann, Peter Woltering, Wolfram Stolp 2011-04-05
7901548 Electrolysis cell with enlarged active membrane surface Roland Beckmann, Karl-Heinz Dulle, Peter Woltering 2011-03-08
7785453 Electrode for electrolytic cell Karl-Heinz Dulle, Roland Beckmann, Peter Woltering 2010-08-31
7780822 Electrolytic cell with segmented and monolithic electrode design Roland Beckmann, Karl-Heinz Dulle, Frank Funck, Peter Woltering 2010-08-24
7351317 Electrolytic cell comprising an interior trough Karl-Heinz Dulle, Peter Woltering, Frank Funck, Martin Wollny, Thomas Steinmetz +4 more 2008-04-01
7226885 Method for producing gas diffusion electrodes Kosmas Janowitz, Torsten Dresel, Peter Woltering, Roland Beckmann, Thomas Steinmetz +3 more 2007-06-05