Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6803143 | Gas diffusion structures and gas diffusion electrodes for polymer electrolyte fuel cells | Ralf Zuber, Armin Bayer, Knut Fehl, Thomas Lehmann | 2004-10-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6803143 | Gas diffusion structures and gas diffusion electrodes for polymer electrolyte fuel cells | Ralf Zuber, Armin Bayer, Knut Fehl, Thomas Lehmann | 2004-10-12 |