G01P 5/247
Sing-around-systems
Official title: {Sing-around-systems}
G01P5/247 (Sing-around-systems) appears on 31 US grants and 11 published applications in this corpus.
Search patents in G01P- Granted patents
- 31
- Published applications
- 11
- Assignees
- 23
- Inventors
- 59
- Latest grant
- 13 Jun 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 2 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Waveguides for non-invasive measurement of flow in a high temperature pipe and apparatuses, systems, and methods of use thereof13 Jun 2023US 11,674,832 B2Abilene Christian University
- Apparatus, systems, and methods for non-invasive measurement of flow in a high temperature pipe29 Dec 2020US 10,876,871 B2Abilene Christian University
- Estimating flow rates of a liquid in a conduit29 Mar 2016US 9,297,684 B2Hadronex, Inc.
- Apparatus and method for measuring relative speed between a fluid and a reference6 Nov 2012US 8,302,490 B2
- Flow measurement and control with bubble detection2 Aug 2011US 7,991,510 B2Brooks Instrument, LLC
- Waveguides for non-invasive measurement of flow in a high temperature pipe and apparatuses, systems, and methods of use thereof31 Aug 2023US 2023/0273058 A1Abilene Christian University
- Apparatus, systems, and methods for non-invasive measurement of flow in a high temperature pipe11 Mar 2021US 2021/0072057 A1Abilene Christian University
- Apparatus, systems, and methods for non-invasive measurement of flow in a high temperature pipe16 Jan 2020US 2020/0018628 A1Abilene Christian University
- Estimating Flow Rates of a Liquid in a Conduit5 Mar 2015US 2015/0066396 A1Hadronex, Inc.
- Apparatus and method for measuring relative speed between a fluid and a reference22 Dec 2011US 2011/0308327 A1
Most cited
By later US patents
- Sonic measurement of flow rate and water content of oil-water streams140US 4,080,837 AContinental Oil Company · 1978
- Ultrasonic flow rate measuring apparatus79US 4,183,244 AFuji Electric Co., Ltd. · 1980
- Method and apparatus for sonic velocity type water cut measurement57US 4,236,406 AConoco Inc. · 1980
- Ultrasonic flowmeter41US 4,308,754 APanametrics, Inc. · 1982
- Method for measuring in a fluid with the aid of sing-around technique39US 5,796,009 A1998