Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8802317 | Oxidation-stabilised polymer electrolyte membrane for fuel cells | Florian Finsterwalder, Manuel Christian Schaloske | 2014-08-12 |
| 8418365 | Heat exchanger comprising deep-drawn heat exchanger plates | Johann German, Robert Ritter | 2013-04-16 |
| 7285325 | Membranes having improved mechanical properties, for use in fuel cells | Joachim Kiefer, Frauke Jordt | 2007-10-23 |
| 6994788 | Sulfonated aromatic polymers, membrane containing said polymers and a method for production and use of the same | Alexander Dyck | 2006-02-07 |
| 6914084 | Membranes containing sulfonated polyetherketone and another polymer, method for the production and use thereof | Christoph Padberg, Georg Frank | 2005-07-05 |
| 6790931 | Method for producing sulfonated aromatic polymers and use of the process products for producing membranes | Wei Cui, Georg Frank | 2004-09-14 |
| 6632847 | Polymer composition, membrane containing said composition, method for the production and uses thereof | Georg Frank, Jochen Baurmeister, Jürgen Pawlik, Rüdiger Knauf | 2003-10-14 |
| 6563625 | Electrochromic glass component | Wolfgang Athenstaedt, David Macher, Heinz Zorn | 2003-05-13 |
| 6462095 | Polymer-stabilized metal colloid solutions, method for producing said solutions and use of the same as catalysts for fuel cell | Harald Bönsel, Gregor Deckers, Georg Frank, Hans Millauer | 2002-10-08 |
| 6391818 | Polybetaine stabilized platinum nanoparticles, method for the production thereof and utilization for fuel-cell catalysts | Harald Bönsel, Gregor Deckers, Georg Frank, Hans Millauer | 2002-05-21 |
| 6355149 | Method for producing a membrane used to operate fuel cells and electrolyzers | Jochen Baurmeister, Georg Frank, Rüdiger Knauf | 2002-03-12 |
| 6348516 | Method for producing solution of polymers functionalized by acid groups by microwave radiation | Helmut Witteler, Gregor Deckers, Georg Frank, Kilian Brehl, Jürgen Lenze +2 more | 2002-02-19 |
| 6264857 | Proton conductors which are thermally stable over a wide range and have good proton conductivities | Klaus-Dieter Kreuer, Annette Fuchs, Joachim Maier, Georg Frank, Joachim Clauss | 2001-07-24 |
| 6183898 | Gas diffusion electrode for polymer electrolyte membrane fuel cells | Arthur Koschany, Thomas Schwesinger, Christian Lucas, Georg Frank, Gregor Deckers +1 more | 2001-02-06 |
| 5908583 | Semiconductor polymer | Edsko E. Havinga, Klaus Müllen | 1999-06-01 |