Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6070367 | Folding stage | Mark DeSimone | 2000-06-06 |
| 5613450 | Mobile folding stage | Richard C. Bue | 1997-03-25 |
| 5006228 | Mounting system for increasing the wear life of a vibrating screen panel | Thomas A. Anderson, Richard G. Kalar, Reinhold S. Markfelt | 1991-04-09 |
| 4482086 | Expandable packer assembly for sealing a well screen to a casing | Leslie K. Bearl | 1984-11-13 |
| D272050 | Control unit housing for an electrical protection system | Terence Gibbs | 1984-01-03 |
| 4415396 | Apparatus for making filament reinforced plastic screen | — | 1983-11-15 |
| 4406326 | Plastic well screen and method of forming same | — | 1983-09-27 |
| 4381820 | Filament reinforced plastic screen and apparatus for making same | — | 1983-05-03 |
| 4378294 | Filament wound well screen and method and apparatus for making same | Henry E. Benson | 1983-03-29 |
| 4370919 | Vent cap assembly for a monitoring well | Richard Duda | 1983-02-01 |
| 4365669 | Non-solvent bonded plastic well screen assembly | Henry E. Benson | 1982-12-28 |