Patent | Date |
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Process for manufacturing a catalyst-coated ionomer membrane with protective film layer Grant 8,685,200 - Zuber , et al. April 1, 2 | 2014-04-01 |
Membrane electrode assembly for use in electrochemical devices Grant 8,394,551 - Zuber , et al. March 12, 2 | 2013-03-12 |
Multi-layer membrane-electrode-assembly (ML-MEA) and method for its manufacture Grant 8,361,674 - Zuber , et al. January 29, 2 | 2013-01-29 |
Membrane electrode unit for the electrolysis of water Grant 8,343,321 - Zuber , et al. January 1, 2 | 2013-01-01 |
Membrane Eletrode Unit For The Electrolysis Of Water App 20120012457 - ZUBER; Ralf ;   et al. | 2012-01-19 |
A Process for manufacturing a [[C]]catalyst-coated ionomer membrane with protective film layer App 20110308726 - ZUBER; Ralf ;   et al. | 2011-12-22 |
Catalyst-coated ionomer membrane with protective film layer and membrane-electrode-assembly made thereof Grant 8,021,796 - Zuber , et al. September 20, 2 | 2011-09-20 |
Membrane electrode unit for the electrolysis of water Grant 7,993,499 - Zuber , et al. August 9, 2 | 2011-08-09 |
Ink for producing membrane electrode assemblies for fuel cells Grant 7,754,369 - Starz , et al. July 13, 2 | 2010-07-13 |
Process for recycling fuel cell components containing precious metals Grant 7,713,502 - Koehler , et al. May 11, 2 | 2010-05-11 |
Membrane Electrode Unit for the Electrolysis of Water App 20080067061 - Zuber; Ralf ;   et al. | 2008-03-20 |
Process for Recycling Fuel Cell Components Containing Precious Metals App 20080064771 - Koehler; Joachim ;   et al. | 2008-03-13 |
Multi-Layer Membrane-Electrode-Assembly (Ml-Mea) and Method for Its Manufacture App 20070231689 - Zuber; Ralf ;   et al. | 2007-10-04 |
Membrane Electrode Assembly for Use in Electochmical Devices App 20070215461 - Zuber; Ralf ;   et al. | 2007-09-20 |
Membrane Electrode Unit App 20070202388 - Koehler; Joachim ;   et al. | 2007-08-30 |
Membrane electrode unit for electrochemical equipment App 20050014056 - Zuber, Ralf ;   et al. | 2005-01-20 |
Gas diffusion structures and gas diffusion electrodes for polymer electrolyte fuel cells Grant 6,803,143 - Zuber , et al. October 12, 2 | 2004-10-12 |
Catalyst-coated ionomer membrane with protective film layer and membrane-electrode-assembly made thereof App 20040091767 - Zuber, Ralf ;   et al. | 2004-05-13 |
PEM fuel cell stack Grant 6,720,104 - Zuber , et al. April 13, 2 | 2004-04-13 |
PEM fuel cell stack and method of making same App 20030175575 - Zuber, Ralf ;   et al. | 2003-09-18 |
Process for applying electrode layers to a polymer electrolyte membrane strip for fuel cells Grant 6,500,217 - Starz , et al. December 31, 2 | 2002-12-31 |
PEM fuel cell stack App 20020051901 - Zuber, Ralf ;   et al. | 2002-05-02 |
Gas diffusion structures and gas diffusion electrodes for polymer electrolyte fuel cells App 20020041992 - Zuber, Ralf ;   et al. | 2002-04-11 |
Membrane electrode unit for polymer electrolyte fuel cells and a process for the production thereof App 20020037449 - Binder, Matthias ;   et al. | 2002-03-28 |
Ink for producing membrane electrode assemblies for fuel cells App 20020034674 - Starz, Karl-Anton ;   et al. | 2002-03-21 |
Membrane-electrode unit for polymer electrolyte fuel cells and processes for their preparation Grant 6,309,772 - Zuber , et al. October 30, 2 | 2001-10-30 |
Catalyst layer for polymer electrolyte fuel cells Grant 6,156,449 - Zuber , et al. December 5, 2 | 2000-12-05 |
Gas diffusion electrode for membrane fuel cells and method of its production Grant 5,861,222 - Fischer , et al. January 19, 1 | 1999-01-19 |