Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7707829 | Flushing system having a single charge relief valve | Paul A. Dvorak, Paul Alan Rousseau | 2010-05-04 |
| 6463949 | Method and apparatus for determining a valve status | Alan L. Ferguson, Matthew J. Miller, Michael K. Oudyn, Derek A. Sauder | 2002-10-15 |