Issued Patents 2004
Showing 1–3 of 3 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, Brian Wells, Joel A. Ronne, Harald Anton Nigsch | 2004-08-31 |
| 6739578 | Coupling mechanism and valve system for a pressurized fluid container | Kenneth Strang | 2004-05-25 |
| 6724194 | Cell voltage monitor for a fuel cell stack | — | 2004-04-20 |