Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830842 | Hydrogen purged motor for anode re-circulation blower | James S. Siepierski | 2004-12-14 |
UD
Ulrich Dumke
Overall (2004): #94,173 of 270,089Top 35%
1
Patents 2004