Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6632270 | Hydrogen purification membranes, components and fuel processing systems containing the same | David J. Edlund, William A. Pledger | 2003-10-14 |
| 6596057 | Hydrogen-selective metal membranes, membrane modules, purification assemblies and methods of forming the same | David J. Edlund, William A. Pledger | 2003-07-22 |
| 6569227 | Hydrogen purification devices, components and fuel processing systems containing the same | David J. Edlund, Charles R. Hill, William A. Pledger | 2003-05-27 |
| 6537352 | Hydrogen purification membranes, components and fuel processing systems containing the same | David J. Edlund, William A. Pledger | 2003-03-25 |
| 6494937 | Hydrogen purification devices, components and fuel processing systems containing the same | David J. Edlund, Charles R. Hill, William A. Pledger | 2002-12-17 |
| D467191 | End plate | Charles R. Hill | 2002-12-17 |