Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828050 | Fuel cell | Lijun Bai, Wade A. Huravitch, David R. Lott | 2004-12-07 |
| 6811906 | Method and apparatus for monitoring equivalent series resistance and for shunting a fuel cell | Lijun Bai, David R. Lott | 2004-11-02 |
| 6805987 | Method and apparatus for monitoring equivalent series resistance and for shunting a fuel cell | Lijun Bai, David R. Lott | 2004-10-19 |