Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700885 | Single screw method and apparatus | Chad A. Strait, Richard O. Kirk | 1997-12-23 |
| 5655835 | Single screw extruder method and apparatus | Chad A. Strait, Richard O. Kirk | 1997-08-12 |