Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5344722 | Phosphoric acid fuel cell | Niels J. Bjerrum, Xiao Gang, Hans Aage Hjuler, Christian Olsen | 1994-09-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5344722 | Phosphoric acid fuel cell | Niels J. Bjerrum, Xiao Gang, Hans Aage Hjuler, Christian Olsen | 1994-09-06 |