Issued Patents All Time
Showing 25 most recent of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12399154 | Speed of sound and/or density measurement using acoustic impedance | Lambertus J. Didden, Alan D. Kersey | 2025-08-26 |
| 12306170 | Techniques for monitoring slump characteristic of concrete in a rotating container or drum | Michael A. Davis, David Vincent Newton, Charles Winston, Alan D. Kersey | 2025-05-20 |
| 12050166 | Techniques for sensing the viscosity of concrete in a rotating container | John Biesak, James M. Sullivan, Paul Dolan, Michael A. Davis, David Vincent Newton +1 more | 2024-07-30 |
| 12050213 | Techniques for monitoring slump characteristic of concrete in a rotating container or drum | Michael A. Davis, David Vincent Newton, Charles Winston, Alan D. Kersey | 2024-07-30 |
| 11726076 | Techniques for monitoring slump characteristic of concrete in a rotating container or drum | Michael A. Davis, David Vincent Newton, Charles Winston, Alan D. Kersey | 2023-08-15 |
| 11275056 | Method and apparatus for providing real time air measurement applications in wet concrete using dual frequency techniques | John Biesak, Michael A. Davis | 2022-03-15 |
| 11275009 | Techniques for sensing the volume and/or viscosity of concrete in a rotating container | John Biesak, James M. Sullivan, Paul Dolan, Michael A. Davis, David Vincent Newton +1 more | 2022-03-15 |
| 11035826 | Method and apparatus for determining GVF—gas volume fraction—for aerated fluids and liquids in flotation tanks, columns, drums, tubes, vats | Mark R. Fernald, Timothy J. Bailey, James M. Sullivan, John Biesak, Alan D. Kersey +1 more | 2021-06-15 |
| 10677624 | Techniques to determine a fluid flow characteristic in a channelizing process flowstream, by bifurcating the flowstream or inducing a standing wave therein | Alan D. Kersey, Alex M. Van Der Spek | 2020-06-09 |
| 10156547 | Method and apparatus for providing real time air measurement applications in wet concrete | John Biesak, Michael A. Davis | 2018-12-18 |
| 10088454 | Speed of sound and/or density measurement using acoustic impedance | Lambertus J. Didden, Alan D. Kersey | 2018-10-02 |
| 10071352 | Techniques for agglomerating mature fine tailing by injecting a polymer in a process flow | Alex M. Van Der Spek, Adrian Peter Revington | 2018-09-11 |
| 9921092 | Velocity based method for determining air-fuel ratio of a fluid flow | Daniel L. Gysling | 2018-03-20 |
| 9645001 | Performance monitoring of individual hydrocyclones using sonar-based slurry flow measurement | Alex M. Van Der Spek, Robert J. Maron, Paul J. Rothman, Christian V. O'Keefe | 2017-05-09 |
| 9062682 | Applications of pump performance monitoring | Christian V. O'Keefe, Robert J. Maron, Joseph L. Poplawski, Michael A. Davis, Mark R. Fernald +1 more | 2015-06-23 |
| 9057635 | Velocity based method for determining air-fuel ratio of a fluid flow | Daniel L. Gysling | 2015-06-16 |
| 8739637 | Applications for real-time mass ratio, mass flow and particle size measurement of particle laden flows | Daniel L. Gysling, Alex M. Van Der Spek | 2014-06-03 |
| 8346491 | Sonar-based flow meter operable to provide product identification | Daniel L. Gysling | 2013-01-01 |
| 8109127 | Measurement of entrained and dissolved gases in process flow lines | Daniel L. Gysling | 2012-02-07 |
| 7810400 | Velocity based method for determining air-fuel ratio of a fluid flow | Daniel L. Gysling | 2010-10-12 |
| 7617716 | Total gas meter using speed of sound and velocity measurements | Daniel L. Gysling | 2009-11-17 |
| 7596987 | Apparatus and method for providing a density measurement augmented for entrained gas | Daniel L. Gysling, Patrick Curry, Thomas E. Banach | 2009-10-06 |
| 7571633 | Measurement of entrained and dissolved gases in process flow lines | Daniel L. Gysling | 2009-08-11 |
| 7474966 | Apparatus having an array of piezoelectric film sensors for measuring parameters of a process flow within a pipe | Mark R. Fernald, Michael A. Davis, Alan D. Kersey, Timothy J. Bailey | 2009-01-06 |
| 7389687 | System for measuring a parameter of an aerated multi-phase mixture flowing in a pipe | Daniel L. Gysling | 2008-06-24 |