Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11526181 | Mass flow controller with absolute and differential pressure transducer | Anthony Kehoe, Berwin Banares | 2022-12-13 |
| 11073846 | Mass flow controller with absolute and differential pressure transducer | Anthony Kehoe, Berwin Banares | 2021-07-27 |
| 10969797 | Mass flow valve controller and control method with set point filter and linearization system based on valve model | Berwin Banares, Jeffrey L. Whiteley | 2021-04-06 |
| 10705543 | Mass flow controller and controller algorithm | Berwin Banares, Jeffrey L. Whiteley | 2020-07-07 |
| 10437264 | System and method for improving the accuracy of a rate of decay measurement for real time correction in a mass flow controller or mass flow meter by using a thermal model to minimize thermally induced error in the rod measurement | Anthony Kehoe, Berwin Banares, Chris Ellec, William S. Valentine | 2019-10-08 |
| 10048105 | System and method for providing a self validating mass flow controller and mass flow meter | Bill Valentine, Chris Ellec, Berwin Banares, Anthony Kehoe | 2018-08-14 |
| 9810377 | System and method for improving the accuracy of a rate of decay (ROD) measurement in a mass flow controller | Anthony Kehoe, Bill Valentine, Chris Ellec | 2017-11-07 |
| 9760096 | System and method for using a model for improving control of a mass flow controller | Chris Ellec, Reza Jamasebi | 2017-09-12 |
| 9739655 | System and method for using a rate of decay measurement for real time measurement and correction of zero offset and zero drift of a mass flow controller or mass flow meter | Berwin Banares, Bill Valentine, Anthony Kehoe, Chris Ellec | 2017-08-22 |
| 9562796 | Absolute and differential pressure transducer | — | 2017-02-07 |
| 9507351 | System and method for reducing flow perturbations and improving the accuracy of a rate of decay measurement in a mass flow controller | Anthony Kehoe, Bill Valentine, Chris Ellec, Berwin Banares | 2016-11-29 |
| 9410834 | System and method for providing a self validating mass flow controller or a mass flow meter utilizing a software protocol | Bill Valentine, Chris Ellec, Berwin Banares, Anthony Kehoe | 2016-08-09 |
| 8751180 | Methods and apparatus for pressure compensation in a mass flow controller | Chiun Wang, Joseph A. Saggio, Jr. | 2014-06-10 |
| 8068999 | Multi-gas flow device | Chiun Wang, William S. Valentine | 2011-11-29 |
| 8010303 | Multi-gas flow device | Chiun Wang, William S. Valentine | 2011-08-30 |
| 7905139 | Mass flow controller with improved dynamic | — | 2011-03-15 |
| 7905653 | Method and apparatus for blending process materials | Jeffrey A. Wilmer, Daniel Kase Mackenzie, Eric A. Zadai, Michael L. Walker | 2011-03-15 |
| 7748268 | Thermal flow meter | Gawtam Jhoty | 2010-07-06 |
| 7720617 | Flow sensor signal conversion | Chiun Wang, William S. Valentine | 2010-05-18 |
| 7636640 | Multi-gas flow device | Chiun Wang, William S. Valentine | 2009-12-22 |
| 7434477 | Methods and apparatus for pressure compensation in a mass flow controller | Chiun Wang, Joseph A. Saggio, Jr. | 2008-10-14 |
| 7424894 | Method and apparatus for providing a determined ratio of process fluids | William S. Valentine | 2008-09-16 |
| 7380564 | System and method for a mass flow controller | Chiun Wang, William S. Valentine, Joseph A. Saggio, Jr. | 2008-06-03 |
| 7360551 | Method and apparatus for providing a determined ratio of process fluids | William S. Valentine | 2008-04-22 |
| 7273063 | Methods and apparatus for pressure compensation in a mass flow controller | Chiun Wang, Joseph A. Saggio, Jr. | 2007-09-25 |