G01F 1/666
By detecting noise and sounds generated by the flowing fluid
Official title: {by detecting noise and sounds generated by the flowing fluid}
G01F1/666 (By detecting noise and sounds generated by the flowing fluid) appears on 254 US grants and 298 published applications in this corpus.
Search patents in G01F- Granted patents
- 254
- Published applications
- 298
- Assignees
- 170
- Inventors
- 519
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 3 |
| 2003 | 1 | 3 |
| 2004 | 1 | 7 |
| 2005 | 1 | 10 |
| 2006 | 6 | 9 |
| 2007 | 6 | 12 |
| 2008 | 15 | 8 |
| 2009 | 6 | 5 |
| 2010 | 7 | 5 |
| 2011 | 2 | 6 |
| 2012 | 3 | 10 |
| 2013 | 6 | 10 |
| 2014 | 4 | 4 |
| 2015 | 10 | 10 |
| 2016 | 9 | 16 |
| 2017 | 9 | 23 |
| 2018 | 12 | 23 |
| 2019 | 25 | 19 |
| 2020 | 14 | 14 |
| 2021 | 12 | 23 |
| 2022 | 12 | 22 |
| 2023 | 28 | 17 |
| 2024 | 11 | 21 |
| 2025 | 16 | 12 |
| 2026 | 6 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Water flow rate measurement using fusion of logker-based computer vision and audio processing techniques30 Apr 2026US 2026/0118146 A1Tata Consultancy Services Limited
- Apparatus for monitoring, regulating, or controlling fluid flow16 Apr 2026US 2026/0102555 A1DEKA Products Limited Partnership
- Flow meter and related method26 Mar 2026US 2026/0088149 A1DEKA Products Limited Partnership
- Respiratory support device and method for detecting an acoustic signal8 Jan 2026US 2026/0007845 A1Koninklijke Philips N. V.
Most cited
By later US patents
- System, method, and apparatus for infusing fluid166US 9,677,555 B2DEKA Products Limited Partnership · 2017
- Flow analysis system and method142US 5,741,980 AFoster-Miller, Inc. · 1998
- Apparatus for sensing fluid in a pipe125US 6,782,150 B2Weatherford/Lamb, Inc. · 2004
- Harvesting machine capable of automatic adjustment109US 9,629,308 B2Intelligent Agricultural Solutions LLC · 2017
- Aeroacoustic flowmeter96US 4,896,540 A1990