G01F 1/8481
Having loop-shaped measuring conduits
Official title: {having loop-shaped measuring conduits, e.g. the measuring conduits form a loop with a crossing point}
G01F1/8481 (Having loop-shaped measuring conduits) appears on 215 US grants and 144 published applications in this corpus.
Search patents in G01F- Granted patents
- 215
- Published applications
- 144
- Assignees
- 36
- Inventors
- 159
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 7 | 0 |
| 1989 | 11 | 0 |
| 1990 | 6 | 0 |
| 1991 | 10 | 0 |
| 1992 | 4 | 0 |
| 1993 | 8 | 0 |
| 1994 | 8 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 3 |
| 2002 | 0 | 2 |
| 2003 | 6 | 3 |
| 2004 | 3 | 3 |
| 2005 | 2 | 10 |
| 2006 | 9 | 6 |
| 2007 | 7 | 14 |
| 2008 | 8 | 16 |
| 2009 | 8 | 7 |
| 2010 | 15 | 8 |
| 2011 | 6 | 11 |
| 2012 | 9 | 4 |
| 2013 | 9 | 9 |
| 2014 | 11 | 14 |
| 2015 | 13 | 2 |
| 2016 | 4 | 3 |
| 2017 | 3 | 2 |
| 2018 | 4 | 2 |
| 2019 | 5 | 6 |
| 2020 | 5 | 7 |
| 2021 | 2 | 2 |
| 2022 | 4 | 0 |
| 2023 | 1 | 3 |
| 2024 | 0 | 2 |
| 2025 | 2 | 3 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Measuring transducer of a measuring device, and measuring device25 Aug 2026US 12,716,759 B2Endress + Hauser Flowtec AG
- Process monitoring device20 Jan 2026US 12,529,587 B2Endress + Hauser Flowtec AG
- Coriolis measuring transmitter and Coriolis measuring device18 Feb 2025US 12,228,442 B2Endress + Hauser Flowtec AG
- Method for determining a density measurement value or a measurement value of a density-dependent measurand, and Coriolis mass flowmeter for performing the method4 Feb 2025US 12,215,993 B2Endress + Hauser Flowtec AG
- Coil and transformer having such a coil10 Oct 2023US 11,783,976 B2Endress + Hauser Flowtec AG
- Measuring transducer of a measuring device, and measuring device9 Jul 2026US 2026/0194381 A1Endress + Hauser Flowtec AG
- Process monitoring device14 May 2026US 2026/0133060 A1Endress + Hauser Flowtec AG
- Multimode multiphase coriolis meter4 Dec 2025US 2025/0369787 A1Aramco Overseas Company B.V.
- Linear excitation for coriolis mass flow meter23 Oct 2025US 2025/0327697 A1Dionex Softron GmbH
- Tube shape for coriolis mass flow meter23 Oct 2025US 2025/0327699 A1Dionex Softron GmbH
Most cited
By later US patents
- Digital flowmeter132US 6,311,136 B1Invensys Systems, Inc. · 2001
- Coriolis-type mass flowmeter131US 4,823,614 A1989
- Correcting for two-phase flow in a digital flowmeter100US 6,505,519 B2Invensys Systems, Inc. · 2003
- Method and apparatus for correcting for performance degrading factors in a coriolis-type mass flowmeter87US 5,926,096 AThe Foxboro Company · 1999
- Coriolis mass flow rate metering means78US 4,127,028 AHalliburton Company · 1978