Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7243671 | Chatter resistant shuttle valve | Thomas B. Thrash, Jr. | 2007-07-17 |
| 7225831 | Fluid flow control valve | Donald Winnike, Thomas B. Thrash, Jr. | 2007-06-05 |
| 7159605 | Chatter resistant shuttle valve | Thomas B. Thrash, Jr. | 2007-01-09 |
| 6843266 | Regulator with erosion resistant seal assemblies | Thomas B. Thrash, Jr., Dennis Norton | 2005-01-18 |
| 6805360 | Regulator with segmented body | Thomas W. Neugebauer | 2004-10-19 |
| 6651696 | Relief valve | Richard R. Watson, F. Harold Hollister | 2003-11-25 |
| 6568418 | Precision regulator | Thomas W. Neugebauer, Richard R. Watson | 2003-05-27 |
| 6520478 | Dirty fluid valve with mechanical latch | W. Robert Cox | 2003-02-18 |
| 6481454 | Regulator with segmented body | Thomas W. Neugebauer | 2002-11-19 |
| 6474362 | Latching hydroseal valve | Thomas W. Neugebauer, Rick Whorton | 2002-11-05 |
| 6318400 | Low interflow hydraulic shuttle valve | Richard R. Watson, F. Harold Hollister | 2001-11-20 |
| 6257268 | Pressure biased shuttle valve | F. Harold Hollister | 2001-07-10 |
| 5074717 | Clamped body replacement tool | John E. Lawson, Stephen Hatton | 1991-12-24 |
| 4906899 | Fluorescent lamp regulating system | Gale M. Hope, executrix | 1990-03-06 |