Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7435351 | Filter apparatus backwash removal device and backwash removal method | Paula K. Gurney | 2008-10-14 |
| 7223347 | Apparatus and method for filtering fluids | Paula K. Gurney | 2007-05-29 |
| 7143781 | Flexible bladder apparatus for fluid flow control | Paula K. Gurney | 2006-12-05 |