Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8636034 | Oil-less and wetted pressure relief valves having an integrated filter | Karl K. Hoffman, Keith P. Hoffman, Robert C. Larsen, Douglas A. Wielunski | 2014-01-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8636034 | Oil-less and wetted pressure relief valves having an integrated filter | Karl K. Hoffman, Keith P. Hoffman, Robert C. Larsen, Douglas A. Wielunski | 2014-01-28 |