Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8075700 | Method of cleaning a filter | Michael Ekholm, Tom A. Steinke, Steve Uban | 2011-12-13 |
| 7867395 | Valveless intake screen airburst system | Michael Ekholm, Tom A. Steinke, Steve Uban | 2011-01-11 |