Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6745430 | Apparatus for cleaning elongated cylindrical filters | Leon D. Saba | 2004-06-08 |
| 6640382 | Mobile filter cleaning system | Richard P. Williams, David H. Shupe, Keith Blair | 2003-11-04 |