Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6264713 | Media filter assembly having replaceable filter element | — | 2001-07-24 |
| 5932148 | Air-treating apparatus having improved water distribution tray | Martin A. Hansell, Jr. | 1999-08-03 |
| 5851444 | Air-treating apparatus having improved water distribution tray | Martin A. Hansell, Jr. | 1998-12-22 |