Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8603685 | Method for electrochemical activation of fuel cells | Klaus Wippermann, Heinz Schmitz, Andrei Kulikovsky, Dirk Uwe Sauer, Birger Fricke +1 more | 2013-12-10 |
| 7638225 | Cathode for a direct methanol fuel cell and method for operating the same | Hendrik Dohle, Martin Muller, Jan Bringmann, Detlef Stolten | 2009-12-29 |
| 7183015 | Fuel cell stack with circuit | Detlef Stolten, Hendrik Dohle, Helmut Baltruschat | 2007-02-27 |
| 5766427 | Electrolyzer with reduced parasitic currents | Hans-Gunter Groehn, Wolfgang Westerhausen | 1998-06-16 |
| 4394244 | Diaphragms for alkaline water electrolysis and method for production of the same as well as utilization thereof | Jiri Divisek | 1983-07-19 |
| 4338167 | Method for increasing electrolytic efficiency of a fusion electrolysis with anodic oxygen generation | Jiri Divisek, Frans G. Bodewig | 1982-07-06 |
| 4300993 | Method of making a porous nickel electrode for alkaline electrolysis processes and resulting product | Jiri Divisek | 1981-11-17 |
| 4256549 | Hybrid process for producing hydrogen | Jiri Divisek | 1981-03-17 |
| 4225401 | Method for generating hydrogen and oxygen | Jiri Divisek | 1980-09-30 |