Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8002497 | Coupler for leaching chamber systems | Kristen K. Hedstrom, Terrance H. Gray | 2011-08-23 |
| 7988438 | Extrusion die vacuum seals | Gerald S. Sutton, Randall A. Kolbet | 2011-08-02 |