Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9915353 | Choked flow valve with clamped seat ring | — | 2018-03-13 |
| 9046184 | Fluid pressure control device having a throttling element seal | Raymond W. Micheel | 2015-06-02 |
| 8991786 | Methods and apparatus to align a seat ring in a valve | Lonnie Oscar Davies, JR. | 2015-03-31 |
| 8403003 | Fluid pressure control device having a throttling element seal | Raymond W. Micheel | 2013-03-26 |
| 8066258 | Valve seat apparatus for use with fluid valves | Aaron Andrew Perrault, Rochelle Marie Blackford, Ronald W. Kaufmann | 2011-11-29 |
| 7954788 | Methods and apparatus to align a seat ring in a valve | Lonnie Oscar Davies, JR. | 2011-06-07 |
| 7448409 | Fluid flow control device having a throttling element seal | Raymond W. Micheel | 2008-11-11 |
| 6918833 | Electronic gaming | Francis Emmerson | 2005-07-19 |
| 5931445 | Multi-vane flow rate stabilizer for throttling valves | Allen D. Dvorak, Paul J. Schafbuch, Gerald L. Mimick | 1999-08-03 |
| 5765814 | Flow rate stabilizer for throttling valves | Allen D. Dvorak, Paul J. Schafbuch | 1998-06-16 |
| 5707041 | Fluid control valve with fastener for ceramic valve plug | Loren L. Bovee, Gary Alan Witt | 1998-01-13 |