Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6824899 | Apparatus and methods for sensor-less optimization of methanol concentration in a direct methanol fuel cell system | William P. Acker, Shimshon Gottesfeld | 2004-11-30 |
| 6794067 | Fuel cell control and measurement apparatus and method, using dielectric constant measurements | William P. Acker | 2004-09-21 |