Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7073590 | Dual energized hydroseal | Thomas B. Thrash, Jr. | 2006-07-11 |
| 6805360 | Regulator with segmented body | Rodney C. Hope | 2004-10-19 |
| 6702024 | Dual energized hydroseal | — | 2004-03-09 |
| 6571822 | Low blow down relief valve | Richard R. Watson | 2003-06-03 |
| 6568418 | Precision regulator | Rodney C. Hope, Richard R. Watson | 2003-05-27 |
| 6481454 | Regulator with segmented body | Rodney C. Hope | 2002-11-19 |
| 6474362 | Latching hydroseal valve | Rodney C. Hope, Rick Whorton | 2002-11-05 |
| 4726217 | Process for the production of a tube spring manometer measurement system | Helmut Berninger, Hans-Christoph Klein, Werner Muller, Kurt Neubeck | 1988-02-23 |