Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6706437 | Bipolar plates for fuel cell stacks | Markus Leib, Ruediger Hengl, Tetsu Yamamoto | 2004-03-16 |
| 6511768 | Electrode substrate for electrochemical cells based on low-cost manufacturing processes | Peter Wilde, Heiko Leinfelder | 2003-01-28 |