Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9587747 | Flexible seals for process control valves | Wade Jonathon Helfer, Benjamin Uriah Good, Paul Russell Dalluge, Andrew J. Olson | 2017-03-07 |
| 9400061 | Fluid valve apparatus having enclosed seals | — | 2016-07-26 |
| 9127775 | Flexible seals for process control valves | Wade Jonathon Helfer, Benjamin Uriah Good, Paul Russel Dalluge, Andrew J. Olsen | 2015-09-08 |
| 8286938 | Flexible seals for process control valves | Wade Jonathon Helfer, Benjamin Uriah Good, Paul Russell Dalluge, Andrew J. Olson | 2012-10-16 |
| 7980530 | Packing nut for control valve | Lynn Mahncke, Jason Gene Olberding, Andrew John Kinser | 2011-07-19 |
| 7484710 | Fluid flow control valve with high temperature bi-directional shutoff | Sarah Lynn Dvorak, Lynn Mahncke, Brandon Wayne Bell, Ronald R. Brestel | 2009-02-03 |
| 7469708 | Universal fluid valve body | — | 2008-12-30 |
| 7077384 | Integrated post-guided seat ring assembly | — | 2006-07-18 |
| 6974121 | Fluid flow control valve with bi-directional shutoff | Sarah Lynn Dvorak, Lynn Mahncke, Brandon Wayne Bell, Loree Lee Bovee, Gary Alan Witt | 2005-12-13 |
| 5941281 | Fluid pressure reduction device | Hans D. Baumann, Paul J. Schafbuch, Douglas P. Gethmann, Michael M. Anderson | 1999-08-24 |
| 5769122 | Fluid pressure reduction device | Hans D. Baumann, Paul J. Schafbuch, Douglas P. Gethmann, Michael M. Anderson | 1998-06-23 |