Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5569383 | Filter with axially and rotatably movable wiper | John D. Vander Ark, Jr. | 1996-10-29 |
| 5087365 | Filter with rotating wiper having indexing blades | Scott J. Davis | 1992-02-11 |
| 4884452 | Pressure monitoring device isolator | — | 1989-12-05 |