G01F 1/3236
Using guide vanes as swirling means
Official title: {using guide vanes as swirling means}
G01F1/3236 (Using guide vanes as swirling means) appears on 11 US grants and 9 published applications in this corpus.
Search patents in G01F- Granted patents
- 11
- Published applications
- 9
- Assignees
- 12
- Inventors
- 29
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 3 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Swirler-type gas-liquid two-phase flow metering device and method26 Aug 2025US 12,399,045 B2Jiangsu Forged Pipe Fittings Co.,Ltd
- Vaporizer devices4 Feb 2025US 12,213,533 B2JUUL Labs, Inc.
- Spray flow sensing with optical signature analysis14 Jan 2025US 12,196,586 B2Intelligent Agricultural Solutions LLC
- Meter tube assembly14 Nov 2023US 11,815,375 B2Micro-Trak Systems, Inc.
- Sensing and control of flows over membrane wings11 Oct 2022US 11,467,058 B2Brown University
- Vaporizer Devices8 May 2025US 2025/0143379 A1
- Swirler-type gas-liquid two-phase flow metering device and method18 Apr 2024US 2024/0125632 A1Jiangsu Forged Pipe Fittings Co.,Ltd
- Spray flow sensing with optical signature analysis26 Jan 2023US 2023/0025158 A1Intelligent Agricultural Solutions LLC
- Vaporizer Devices7 Oct 2021US 2021/0307402 A1JUUL Labs, Inc.
- Meter tube assembly4 Mar 2021US 2021/0063215 A1Micro-Trak Systems, Inc.
Most cited
By later US patents
- System for determining the ratio of oil to water in a metered fluid stream37US 4,048,854 AFischer & Porter Co. · 1977
- Two-wire transmission system for vortex flowmeter18US 4,015,472 AFischer & Porter Co. · 1977
- Fluid flowmeter10US 4,164,144 AEaton Corporation · 1979
- Flow measuring device for measuring a parameter of a flow formed from a fluid4US 9,422,953 B2Sick Enigineering GmbH · 2016
- Swirler for a fluid flowmeter and method of making same3US 4,056,977 AChrysler Corporation · 1977