Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10267237 | Return flow powered turbine | Andrew J. Pool, Perry J. Patzer, Stephen E. Hollander | 2019-04-23 |
| 7847679 | Material wear indication system | Andrew D. Copeland, Molly Harrison | 2010-12-07 |