Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10406463 | Filter device and filter element for such a device | Michael Stalter | 2019-09-10 |
| 6745856 | Methods and apparatus for disposing of deleterious materials from a well | Barry Simpson, Fabio Manotas | 2004-06-08 |