G01F 1/582
Without electrodes
Official title: {without electrodes}
G01F1/582 (Without electrodes) appears on 50 US grants and 48 published applications in this corpus.
Search patents in G01F- Granted patents
- 50
- Published applications
- 48
- Assignees
- 48
- Inventors
- 124
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 4 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 3 | 1 |
| 2014 | 1 | 2 |
| 2015 | 1 | 3 |
| 2016 | 4 | 4 |
| 2017 | 1 | 1 |
| 2018 | 3 | 2 |
| 2019 | 5 | 5 |
| 2020 | 2 | 4 |
| 2021 | 2 | 5 |
| 2022 | 5 | 0 |
| 2023 | 2 | 3 |
| 2024 | 4 | 5 |
| 2025 | 2 | 2 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus for monitoring of the multiphase flow in a pipe18 Aug 2026US 12,710,298 B2Enercorp Engineered Solutions Inc.
- Flow meter for dosing pumps14 Jul 2026US 12,680,541 B2Advantage Controls, LLC
- Device for determining a flow-rate-dependent variable of a flowable electrically conductive medium16 Jun 2026US 12,656,155 B2Endress + Hauser Flowtec AG
- In-line flowmeter sensor device, in-line flowmeter and method for real-time monitoring of a volumetric ratio of fluid30 Dec 2025US 12,510,392 B2Halliburton Energy Services.Inc.
- Systems and methods for analyzing multiphase production fluids3 Jun 2025US 12,320,688 B2Saudi Arabian Oil Company
- An electromagnetic transducer intended to measure three-dimensional velocities of a flow of an electrically conductive fluid18 Jun 2026US 2026/0168830 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Non-contact conductive fluid flow meter14 May 2026US 2026/0133058 A1GM Global Technology Operations LLC
- Flow meter for dosing pumps16 Apr 2026US 2026/0104044 A1Advantage Controls, LLC
- Electromagnetic flow meters, pumps, and methods of operating the same with improved flow measurement8 Jan 2026US 2026/0009663 A1
- Enamel-coated stainless steel product, production method, and flowmeter1 Jan 2026US 2026/0002265 A1Endress + Hauser Flowtec AG
Most cited
By later US patents
- Sensors14US 3,987,362 AUnited Kingdom Atomic Energy Authority · 1976
- Flat linear flowmeter11US 4,899,592 AThe Dow Chemical Company · 1990
- Alternating magnetic field flow meters9US 10,330,511 B2Saudi Arabian Oil Company · 2019
- System and method for measuring fluid properties using magnetic field techniques via magnetic tracer9US 10,627,269 B2National Technology & Engineering Solutions of Sandia, LLC · 2020
- Void detecting device9US 4,144,741 ADoryokuro Kakunenryo Kaihatsu Jigyodan · 1979