Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6759002 | Method for making a composite | Dwight L. Engwall, Kevin J. Steen, Roger A. Johnson | 2004-07-06 |
| 6168358 | Hybrid lay-up tool | Dwight L. Engwall, Kevin J. Steen, Roger A. Johnson | 2001-01-02 |
| 6012883 | Hybrid lay-up tool | Dwight L. Engwall, Kevin J. Steen, Roger A. Johnson | 2000-01-11 |