Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6103119 | Filter cartridges having track etched membranes and methods of making same | James George Clements, William Stephen Macomber | 2000-08-15 |
| 5904846 | Filter cartridge having track etched membranes and methods of making same | James George Clements, William Stephen Macomber | 1999-05-18 |