Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8039170 | Internally gas regulated fuel cell | Cosmas Heller | 2011-10-18 |
| 8026015 | Membrane electrode assembly for a fuel cell | Verena Graf, Cosmas Heller, Martin Quintus, Regina Wezel | 2011-09-27 |
| 7972748 | Internally gas regulated fuel cell | Cosmas Heller | 2011-07-05 |