Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6572685 | Air filter assembly having an electrostatically charged filter material with varying porosity | — | 2003-06-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6572685 | Air filter assembly having an electrostatically charged filter material with varying porosity | — | 2003-06-03 |