Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8980778 | Mold system for casting of reactive alloys | David H. Sturgis | 2015-03-17 |
| 7048034 | Investment casting mold and method of manufacture | John Vandermeer, Kermit Buntrock, Arlen Davis | 2006-05-23 |
| 7004230 | Investment casting shells and compositions including rice hull ash | John Vandermeer, Kermit Buntrock, Arlen Davis | 2006-02-28 |
| 6991022 | Investment casting mold and method of manufacture | John Vandermeer, Kermit Buntrock, Arlen Davis | 2006-01-31 |