Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7571128 | Multi-vehicle incentive program | — | 2009-08-04 |
| 7523667 | Diagnostics of impulse piping in an industrial process | Mark S. Schumacher | 2009-04-28 |
| 7514285 | Isolation scheme for reducing film stress in a MEMS device | Curtis Rahn | 2009-04-07 |
| 7290450 | Process diagnostics | Marcos Peluso, Robert J. Karschnia | 2007-11-06 |
| D528020 | Process device | George Charles Hausler | 2006-09-12 |
| 6975043 | Pressurized gas to electrical energy conversion for low-power field devices | Mark S. Schumacher | 2005-12-13 |
| 6722261 | Hydraulic piston position sensor signal processing | James A. Johnson, Eric R. Lovegren | 2004-04-20 |
| 6722260 | Hydraulic piston position sensor | — | 2004-04-20 |
| 6588313 | Hydraulic piston position sensor | Brian E. Richter | 2003-07-08 |
| 6307483 | Conversion circuit for process control system | Brian L. Westfield, Stephen D. Anderson, Bennett L. Louwagie, Todd A. Piechowski | 2001-10-23 |
| 6003219 | Method of making a pressure transmitter having pressure sensor having cohered surfaces | Roger L. Frick | 1999-12-21 |
| 5963147 | Conversion circuit for process control system | Brian L. Westfield, Stephen D. Anderson, Bennett L. Louwagie, Todd A. Piechowski | 1999-10-05 |
| 5870695 | Differential pressure measurement arrangement utilizing remote sensor units | David A. Broden | 1999-02-09 |
| 5573032 | Valve positioner with pressure feedback, dynamic correction and diagnostics | Gary A. Lenz, Jogesh Warrior | 1996-11-12 |
| 5558115 | Valve positioner with pressure feedback, dynamic correction and diagnostics | Gary A. Lenz, Jogesh Warrior | 1996-09-24 |
| 5549137 | Valve positioner with pressure feedback, dynamic correction and diagnostics | Gary A. Lenz, Jogesh Warrior | 1996-08-27 |
| 5431182 | Smart valve positioner | — | 1995-07-11 |
| 5356002 | Baseball/softball sport utility bag | — | 1994-10-18 |
| D316975 | Housing for a current to pressure transmitter | John H. Nash | 1991-05-21 |
| 4951965 | Vehicle seat belt retainer for a child | — | 1990-08-28 |
| 4760859 | Modular pressure instrument | — | 1988-08-02 |
| 4665938 | Frequency feedback on a current loop of a current-to-pressure converter | Gerald R. Cucci | 1987-05-19 |
| 4653523 | Pneumatic amplifier with negative feedback for current to pressure transducer | — | 1987-03-31 |
| 4638830 | High sensitivity magnetic actuator | James L. Gravel | 1987-01-27 |
| 4534376 | Electric signal to pressure signal transducer | — | 1985-08-13 |