Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7896060 | Casting furnace | Robert W. Fest, John H. Mortimer | 2011-03-01 |
| 7383873 | Casting furnace | Robert W. Fest, John H. Mortimer | 2008-06-10 |
| 6947467 | Cooling system for heat treating furnace | — | 2005-09-20 |
| 6529544 | Vacuum heat treating furnace | — | 2003-03-04 |
| 6349108 | High temperature vacuum furnace | — | 2002-02-19 |