Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11733209 | Fluid property measurement by reflection of vibrational waves | — | 2023-08-22 |
| 11493419 | Measurement of properties of flowing vibrated yield stress fluids | — | 2022-11-08 |
| 11493420 | Measurement of properties of flowing yield stress fluids | — | 2022-11-08 |
| 11035772 | Measurement of fluid properties | — | 2021-06-15 |
| 10401272 | Apparatus and method for measuring fluid properties | — | 2019-09-03 |
| 7593289 | Reflectors and reflector light and sound source systems | Raymond B. Schaefer, Michael Grapperhaus | 2009-09-22 |
| 6907785 | Diagnostic sensor | — | 2005-06-21 |
| 6813935 | Mechanical resonator system | — | 2004-11-09 |
| 6687189 | High efficiency long lifetime sparker sources | Raymond B. Schaefer | 2004-02-03 |
| 6450013 | Resonant structures for transducers | — | 2002-09-17 |
| 5670709 | Transducer for the measurement of attributes of flowable media | — | 1997-09-23 |
| 5363691 | Vibratile sensing instrument | — | 1994-11-15 |
| 5023560 | Device for moisture measurement of particulate material | — | 1991-06-11 |