Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6803151 | Electrode | Rongrong Chen | 2004-10-12 |
| 6699620 | Lead alloy surface coating for positive lead-acid battery grids and methods of use | Lu Zhang | 2004-03-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6803151 | Electrode | Rongrong Chen | 2004-10-12 |
| 6699620 | Lead alloy surface coating for positive lead-acid battery grids and methods of use | Lu Zhang | 2004-03-02 |