Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10376820 | Removing solids from a flowing fluid using a care-free pumped or gravity flow rotating drum screen with stationary stabilization assemblies | Walter B. Stanek, David Mitchell | 2019-08-13 |
| 9616366 | Care-free pumped or gravity flow rotating drum screen with stationary stabilization pad assemblies | Walter B. Stanek, David Mitchell | 2017-04-11 |