Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828050 | Fuel cell | Lijun Bai, Wade A. Huravitch, Vanell L. Martin | 2004-12-07 |
| 6811906 | Method and apparatus for monitoring equivalent series resistance and for shunting a fuel cell | Lijun Bai, Vanell L. Martin | 2004-11-02 |
| 6805987 | Method and apparatus for monitoring equivalent series resistance and for shunting a fuel cell | Lijun Bai, Vanell L. Martin | 2004-10-19 |
| 6773839 | Fuel cell power systems and methods of controlling a fuel cell power system | William A. Fuglevand, Shiblihanna I. Bayyuk, Greg Lloyd, Peter David DeVries, John P. Scartozzi | 2004-08-10 |