Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6706437 | Bipolar plates for fuel cell stacks | Victor Trapp, Ruediger Hengl, Tetsu Yamamoto | 2004-03-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6706437 | Bipolar plates for fuel cell stacks | Victor Trapp, Ruediger Hengl, Tetsu Yamamoto | 2004-03-16 |