Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6783878 | Solid polymer fuel cell system and method for humidifying and adjusting the temperature of a reactant stream | Henry H. Voss, Russell H. Barton, Joel A. Ronne, Harald Anton Nigsch | 2004-08-31 |