Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6713424 | Method of making fluid diffusion layers and electrodes having reduced surface roughness | John R. Gordon, Herwig Haas, Kelvin Fong | 2004-03-30 |
| 6682839 | Method and apparatus for controlling the temperature within an electrochemical fuel cell | David P. Wilkinson, Bien Chiem, Joy Roberts, Jean St-Pierre, Joerg Zimmermann | 2004-01-27 |