Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7246936 | Dynamic mixer screw tip | Thomas A. Gates, James N. Valentine, David Steele, Donn L. Briskie | 2007-07-24 |
| 6958128 | Dynamic mixer screw tip | Thomas A. Gates, James N. Valentine, David Steele | 2005-10-25 |
| 6634781 | Wear resistant extruder screw | Anthony L. Owoc, Arthur A. Hendrick | 2003-10-21 |