Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10801937 | Method and apparatus for determining kinematic viscosity through the transmission and reception of ultrasonic energy | Herbert Estrada, Donald R. Augenstein, Bobbie W. Griffith | 2020-10-13 |
| 10352744 | Chordal gas flow meter with transducers installed outside the pressure boundary | Emanuel J. Gottlieb, Donald R. Augenstein, William R. Freund, Jr., Richard A. Zuckerman, Herbert Estrada | 2019-07-16 |
| 10107658 | Ultrasonic flowmeter with internal surface coating and method | Gregor J. Brown, Donald R. Augenstein, William R. Freund, Jr. | 2018-10-23 |
| 9448150 | Method and apparatus for determining kinematic viscosity through the transmission and reception of ultrasonic energy | Herbert Estrada, Donald R. Augenstein, Bobbie W. Griffith | 2016-09-20 |
| 9322689 | Chordal gas flow meter with transducers installed outside the pressure boundary, and method | Emanuel J. Gottlieb, Donald R. Augenstein, William R. Freund, Jr., Richard A. Zuckerman, Herbert Estrada | 2016-04-26 |
| 9170140 | Ultrasonic flowmeter with internal surface coating and method | Gregor J. Brown, Donald R. Augenstein, William R. Freund, Jr. | 2015-10-27 |
| 8880363 | Method and apparatus for the measurement of the mass fraction of water in oil-water mixtures | Herbert Estrada, Donald R. Augenstein | 2014-11-04 |
| 8544343 | Chordal gas flowmeter with transducers installed outside the pressure boundary | Emanuel J. Gottlieb, Donald R. Augenstein, William R. Freund, Jr., Richard A. Zuckerman, Herbert Estrada | 2013-10-01 |
| 8534138 | Chordal gas flowmeter with transducers installed outside the pressure boundary, housing and method | Emanuel J. Gottlieb, Donald R. Augenstein, William R. Freund, Jr., Richard A. Zuckerman, Herbert Estrada | 2013-09-17 |
| 8532943 | Method and apparatus for the measurement of the mass fraction of water in oil-water mixtures | Herbert Estrada | 2013-09-10 |
| 7159472 | Apparatus for determining fluid flow | Ernest M. Hauser, Robert C. Miller | 2007-01-09 |
| 6973833 | Wafer and method | Donald Ginesi, Donald R. Augenstein, Keith Bergstrom, Christopher B. Laird, Benjamin R. Lane +1 more | 2005-12-13 |
| 6446494 | Method and apparatus for determining the viscosity of a fluid in a container | Herbert Estrada, Steven J. Johnson, Robert C. Miller, Donald R. Augenstein | 2002-09-10 |
| 6244100 | Temperature compensation for automated leak detection | Donald R. Augenstein, Herbert Estrada | 2001-06-12 |
| 6227040 | Method and apparatus for determining the viscosity of a fluid in a container | Herbert Estrada, Steven J. Johnson, Robert C. Miller, Donald R. Augenstein | 2001-05-08 |
| 5708193 | System and method for locating release of fluid from a pipeline | Howard L. Ledeen, Robert J. Botting | 1998-01-13 |
| 5705753 | Apparatus for determining fluid flow | Ernest M. Hauser, Robert C. Miller | 1998-01-06 |
| 5639972 | Apparatus for determining fluid flow | Ernest M. Hauser, Robert C. Miller | 1997-06-17 |
| 5597962 | Apparatus for determining fluid flow | Ernest M. Hauser, Robert C. Miller | 1997-01-28 |
| 5546813 | Apparatus for determining fluid flow | Ernest M. Hauser, Robert C. Miller | 1996-08-20 |