Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8485815 | Overhung rotary tube furnace | Peter R. Witting, William J. Stry, Jeffrey E. Purdy, Jason A. Ginn | 2013-07-16 |
| 6464493 | Multi-axis rotary seal system | Brian A. Polino, Douglas E. Ludwig, David M. Bencic, Edgard Matrak | 2002-10-15 |