Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6006829 | Filter for subterranean use | Michael B. Whitlock, Stephen A. Geibel, John D. Miller, Mark F. Hurwitz, Kenneth M. Williamson +1 more | 1999-12-28 |
| 5605625 | Filter assembly | — | 1997-02-25 |
| 5476585 | Removably mounted hollow filter element and core | — | 1995-12-19 |
| H773 | Coalescer filter unit drain device | Cyril A. Keedwell | 1990-05-01 |
| 4312820 | Process and apparatus for nucleation control adapted for reaction injection molding of cellular products | John W. Arnold | 1982-01-26 |