Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6777127 | Systems, apparatus and methods for bonding and/or sealing electrochemical cell elements and assemblies | Stefan Reiff, Rudolf Bindel, Hubert Ryssel, Christopher Todd Kirby, Francisco Diaz +1 more | 2004-08-17 |
| 6730423 | Electrical contacting device for an electrochemical fuel cell | Christian Cremer | 2004-05-04 |
| 6531876 | Apparatus for voltage measurement | Anton Sonntag, Josef Sonntag | 2003-03-11 |
| 6495278 | Polymer electrolyte membrane electrochemical fuel cells and stacks with adhesively bonded layers | Ottmar Schmid | 2002-12-17 |
| 6080503 | Polymer electrolyte membrane fuel cells and stacks with adhesively bonded layers | Ottmar Schmid | 2000-06-27 |
| 5823252 | Two-stage evaporator unit | Peter Waitkat, Uwe Benz | 1998-10-20 |