G01F 1/3218
Bluff body design
Official title: {bluff body design}
G01F1/3218 (Bluff body design) appears on 150 US grants and 67 published applications in this corpus.
Search patents in G01F- Granted patents
- 150
- Published applications
- 67
- Assignees
- 77
- Inventors
- 238
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 7 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 8 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 4 |
| 2005 | 4 | 2 |
| 2006 | 3 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 1 | 1 |
| 2010 | 1 | 3 |
| 2011 | 2 | 4 |
| 2012 | 2 | 2 |
| 2013 | 4 | 3 |
| 2014 | 4 | 4 |
| 2015 | 5 | 8 |
| 2016 | 7 | 7 |
| 2017 | 6 | 1 |
| 2018 | 2 | 1 |
| 2019 | 4 | 2 |
| 2020 | 2 | 9 |
| 2021 | 3 | 3 |
| 2022 | 6 | 1 |
| 2023 | 1 | 0 |
| 2024 | 2 | 6 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flowmeter30 Jun 2026US 12,669,355 B2SIKA Dr. Siebert & Kühn GmbH & Co. KG
- Vortex flow meter and method for testing a vortex flow meter20 May 2025US 12,306,025 B2Endress + Hauser Flowtec AG
- Flow meter and device for producing active hydroxyl free radical solution having the flow meter26 Nov 2024US 12,152,917 B2
- Flow meters and related systems and methods17 Sep 2024US 12,092,501 B2Battelle Energy Alliance, LLC
- Method and system to measure gas flow14 Nov 2023US 11,815,376 B2UT-Battelle, LLC
- Multiphase vortex flowmeter system11 Dec 2025US 2025/0377228 A1Halker Smart Solutions LLC
- Liquid Velocity Meter for Installation in Pipes5 Jun 2025US 2025/0180595 A1Meterra Tech AS
- Gas flow meter assembly and passive acoustic gas wave generator12 Dec 2024US 2024/0410729 A1The Regents of the University of Michigan
- Measurement system for measuring a flow parameter of a fluid measurement substance flowing in a pipeline26 Sep 2024US 2024/0318989 A1Endress + Hauser Flowtec AG
- Flowmeter29 Aug 2024US 2024/0288289 A1SIKA Dr. Siebert & Kühn GmbH & Co. KG
Most cited
By later US patents
- Apparatus for measuring the velocity of a fluid flowing in a conduit80US 5,908,990 AAura Enviromental, Ltd. · 1999
- Fluid flow meter and mixer having removable and replaceable displacement member67US 5,814,738 AMcCrometer, Inc. · 1998
- Mass-volume vortex flowmeter49US 5,152,181 A1992
- Vortex fluid meter incorporating a double obstacle43US 6,003,383 ASchlumberger Industries · 1999
- Disturbance simulating flow plate42US 6,186,179 B1Panametrics, Inc. · 2001