Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821658 | Cold start and temperature control method and apparatus for fuel cell system | William P. Acker, Shimshon Gottesfeld | 2004-11-23 |
| 6794071 | Apparatus and method for rapidly increasing power output from a direct oxidation fuel cell | Gerhard Beckmann | 2004-09-21 |
| 6761988 | Fuel cell system with active methanol concentration control | William P. Acker, George C. McNamee | 2004-07-13 |