Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6372472 | Filter media containing powered cellulose and immobilized lipase for swimming pool and spa water filteration | Karen A. Nehls | 2002-04-16 |
| 5399265 | Filter septum | — | 1995-03-21 |
| 5330648 | Filter media hold down mechanism | Barry Benschoter | 1994-07-19 |