Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6848473 | Low leak boom control check valve including an insert | George T. Fiala | 2005-02-01 |
| 6779542 | Low leak boom control check valve | George T. Fiala | 2004-08-24 |
| 6647721 | Hydraulic system for suppressing oscillation in heavy equipment | Dennis Heyne, Richard J. Lech, Eric Sharkness, Guy T. Stoever, Ian MacLeod | 2003-11-18 |
| 6581639 | Low leak boom control check valve | George T. Fiala | 2003-06-24 |
| 6450194 | Spool notch geometry for hydraulic spool valve | Jeffrey B. Wasson, George T. Fiala | 2002-09-17 |
| 6397890 | Variable metering fluid control valve | Roger D. Mickelson, Matthew J. Hennemann | 2002-06-04 |
| 4716933 | Valve unit | Guy T. Stoever | 1988-01-05 |