Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6800392 | Niobium alloy and hydrogen permeation membrane produced from it | Harald Manhardt, David Francis Lupton | 2004-10-05 |
| 6761755 | Composite membrane and production method therefor | David Francis Lupton, Thomas Giesel | 2004-07-13 |