Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6554881 | Filter media | — | 2003-04-29 |
| 6524360 | Melt blown composite HEPA filter media and vacuum bag | Stephen T. Cox | 2003-02-25 |
| 6514325 | Melt blown composite HEPA vacuum filter | Stephen T. Cox | 2003-02-04 |