Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5558755 | Method for removing contaminants from an aqueous medium | Patrick J. Filey | 1996-09-24 |
| 5372690 | Apparatus for removing contaminants from an aqueous medium | Patrick J. Filey | 1994-12-13 |