Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821498 | Oxygen ion conducting materials | John T. Vaughey, Xiaoping Wang, J. David Carter | 2004-11-23 |
| 6713040 | Method for generating hydrogen for fuel cells | Shabbir Ahmed, Sheldon H. D. Lee, John David Carter | 2004-03-30 |