Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7326272 | Synthetic, duolayer, filter element | Ulrich Hornfeck, Alexander Obermoser | 2008-02-05 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7326272 | Synthetic, duolayer, filter element | Ulrich Hornfeck, Alexander Obermoser | 2008-02-05 |