Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8815009 | Clay-bearing manufactured sands for hydratable cementitious compositions | Arthur Kyriazis, Eric Koehler, Leon Bablouzian | 2014-08-26 |
| 8678649 | Conversion of existing portable or mobile analog radiographic apparatus for enabling digital radiographic applications | Brian J. Bechard, Thomas Rosevear | 2014-03-25 |
| 5611363 | Oil spill cleaner | Willis R. Campbell, Forrest L. Robinson, Dan Schwlefert | 1997-03-18 |
| 5423340 | Apparatus for removing an oil spill on a body of water | Willis R. Campbell, Forrest L. Robinson, Dan Schwlefert | 1995-06-13 |
| 5316029 | Oil separator | Willis R. Campbell, Forrest L. Robinson, Dan Schwiefert | 1994-05-31 |
| 4973382 | Filtration fabric produced by wet laid process | Larry L. Kinn, Peter Lerner | 1990-11-27 |