Issued Patents All Time
Showing 25 most recent of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9891161 | Corrosion rate measurement | Robert C. Hedtke, Charles R. Willcox | 2018-02-13 |
| 9841338 | High integrity process fluid pressure probe | Robert C. Hedtke | 2017-12-12 |
| 9752946 | Cooling for industrial process variable transmitters | Michael James Hoffman, Paul Ryan Fadell | 2017-09-05 |
| 9562819 | Polymeric remote seal system for single-use containers | Paul Ryan Fadell, Mark S. Schumacher, Joshua Price | 2017-02-07 |
| 9442031 | High integrity process fluid pressure probe | Robert C. Hedtke | 2016-09-13 |
| 9200932 | Differential pressure transmitter with redundant sensors | — | 2015-12-01 |
| 8898036 | Process variable transmitter with acceleration sensor | Robert C. Hedtke | 2014-11-25 |
| 8132464 | Differential pressure transmitter with complimentary dual absolute pressure sensors | David A. Broden, Robert C. Hedtke, Andrew J. Klosinski | 2012-03-13 |
| 8015882 | Industrial process control pressure transmitter and flange coupling | Andrew J. Klosinski, David A. Broden | 2011-09-13 |
| 7503220 | Pressure sensor using near net shape sintered ceramics | Carl R. Gansen | 2009-03-17 |
| 7347099 | Pressure transducer with external heater | Wesley E. Sund, Christina A. Nord, John McIntire | 2008-03-25 |
| 7240561 | Process adapter | Christopher Lee Eriksen | 2007-07-10 |
| 7036381 | High temperature pressure transmitter assembly | David A. Broden, Kelly M. Orth, Chad M. McGuire | 2006-05-02 |
| 6848316 | Pressure sensor assembly | Christina A. Nord, Mark G. Romo | 2005-02-01 |
| 6612174 | Optical pressure sensor | Charles R. Willcox, Stanley E. Rud, Jr. | 2003-09-02 |
| 6561038 | Sensor with fluid isolation barrier | James L. Gravel, David A. Broden | 2003-05-13 |
| 6520020 | Method and apparatus for a direct bonded isolated pressure sensor | Mark A. Lutz, Roger L. Frick, Adrian C. Toy | 2003-02-18 |
| 6516671 | Grain growth of electrical interconnection for microelectromechanical systems (MEMS) | Mark G. Romo, Stanley E. Rud, Jr., Mark A. Lutz, Adrian C. Toy | 2003-02-11 |
| 6508129 | Pressure sensor capsule with improved isolation | — | 2003-01-21 |
| 6484585 | Pressure sensor for a pressure transmitter | Roger L. Frick | 2002-11-26 |
| 6473711 | Interchangeable differential, absolute and gage type of pressure transmitter | Stanley E. Rud, Jr., Carl R. Gansen | 2002-10-29 |
| 6029499 | Modular gas chromatograph | Cynthia R. Nelson, Lawrence R. Majerus | 2000-02-29 |
| 5855850 | Micromachined photoionization detector | — | 1999-01-05 |
| 5808179 | Modular gas chromatograph | Cynthia R. Nelson, Lawrence R. Majerus | 1998-09-15 |
| 5731522 | Transmitter with isolation assembly for pressure sensor | — | 1998-03-24 |