Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8430378 | High flow proportional valve | Mark A. Beasley, Deron Kaczorowski, Donald Sack | 2013-04-30 |
| 7070162 | Valve actuating apparatus | Paul Dzialakiewicz, Donald Sack | 2006-07-04 |
| 6974117 | Proportional valve actuating apparatus | Paul Dzialakiewicz, William H. Nash | 2005-12-13 |
| 5232196 | Proportional solenoid controlled valve | Richard L. Dalton, Jr., John C. Anthony | 1993-08-03 |
| 5217200 | Solenoid valve | Matthew E. Leinheiser, John W. Mezas | 1993-06-08 |
| 5202658 | Linear proportional solenoid | William F. Everett, Kevin C. Heick, Matthew E. Leinheiser | 1993-04-13 |
| 5108071 | Laminar flow valve | — | 1992-04-28 |