Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6989213 | Metal bipolar plate | Detlev Repenning, Richard Spaeh, Joerg Wind | 2006-01-24 |
| 6797423 | High-temperature fuel cell | Robert Fleck | 2004-09-28 |
| 6620541 | High-temperature fuel cell | Robert Fleck | 2003-09-16 |