Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11162178 | Electrode for electrolysis cells | Frank Funck, Dirk Hoormann, Stefan Oelmann, Peter Woltering, Carsten Schmitt +1 more | 2021-11-02 |
| 10030300 | Substrate coating on one or more sides | Frank Funck, Dirk Hoormann, Stefan Oelmann, Peter Woltering, Carsten Schmitt +2 more | 2018-07-24 |
| 9243336 | Process for the manufacture of contact strips for electrolyzers | Steffen Köhler, Hans J. Kunz, Peter Woltering, Heinz Sibum | 2016-01-26 |
| 8945358 | Electrolysis cell | Peter Woltering, Randolf Kiefer, Stefan Oelmann, Ulf-Steffen Bäumer | 2015-02-03 |
| 8444833 | Device for electrochemical water preparation | Randolf Kiefer, 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, Peter Woltering, Randolf Kiefer, Frank Holthuis, Frank Funck +3 more | 2011-11-15 |
| 7938938 | Electrolysis cell | Roland Beckmann, Frank Funck, Randolf Kiefer, Peter Woltering | 2011-05-10 |
| 7918974 | Micro-structured insulating frame for electrolysis cell | Ulf-Steffen Bäumer, Randolf Kiefer, Stefan Oelmann, Peter Woltering, Wolfram Stolp | 2011-04-05 |
| 7901548 | Electrolysis cell with enlarged active membrane surface | Roland Beckmann, Randolf Kiefer, Peter Woltering | 2011-03-08 |
| 7785453 | Electrode for electrolytic cell | Roland Beckmann, Randolf Kiefer, Peter Woltering | 2010-08-31 |
| 7780822 | Electrolytic cell with segmented and monolithic electrode design | Roland Beckmann, Frank Funck, Randolf Kiefer, Peter Woltering | 2010-08-24 |
| 7351317 | Electrolytic cell comprising an interior trough | Peter Woltering, Frank Funck, Martin Wollny, Randolf Kiefer, 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 |
| 6503377 | Electrolysis apparatus for producing halogen gases | Thomas Borucinski, Jurgen Gegner, Martin Wollny | 2003-01-07 |
| 6282774 | Electrolysis apparatus and process for manufacturing same | Thomas Borucinski, Jurgen Gegner, Martin Wollny | 2001-09-04 |