G01R 15/148
Involving the measuring of a magnetic field or electric field
Official title: {involving the measuring of a magnetic field or electric field (G01R15/18, G01R15/20, G01R15/24, G01R15/26 take precedence)}
G01R15/148 (Involving the measuring of a magnetic field or electric field) appears on 133 US grants and 128 published applications in this corpus.
Search patents in G01R- Granted patents
- 133
- Published applications
- 128
- Assignees
- 95
- Inventors
- 288
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 0 |
| 2002 | 4 | 1 |
| 2003 | 0 | 3 |
| 2004 | 5 | 2 |
| 2005 | 1 | 4 |
| 2006 | 4 | 4 |
| 2007 | 3 | 6 |
| 2008 | 4 | 2 |
| 2009 | 2 | 2 |
| 2010 | 5 | 1 |
| 2011 | 2 | 2 |
| 2012 | 2 | 5 |
| 2013 | 4 | 6 |
| 2014 | 4 | 6 |
| 2015 | 4 | 6 |
| 2016 | 4 | 6 |
| 2017 | 6 | 6 |
| 2018 | 6 | 7 |
| 2019 | 7 | 9 |
| 2020 | 10 | 13 |
| 2021 | 8 | 2 |
| 2022 | 10 | 9 |
| 2023 | 6 | 10 |
| 2024 | 5 | 5 |
| 2025 | 9 | 7 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Current sensor with magnetic and resistive sensing and shared calibration5 May 2026US 12,618,875 B2Allegro MicroSystems, LLC
- Current sensor system21 Oct 2025US 12,449,446 B2Melexis Technologies SA
- Flow meter for measuring flow velocity in oil continuous flows29 Jul 2025US 12,372,389 B2Roxar Flow Measurement AS
- Current sensor29 Jul 2025US 12,372,556 B2Methode Electronics Malta Ltd.
- Device, system and method for fault detection25 Feb 2025US 12,235,309 B2Eskom Holdings SOC Limited
- Measuring high currents through a transformer20 Aug 2026US 2026/0243805 A1Sagemcom Energy & Telecom SAS
- Apparatus for measuring the intensity of a current flow along an elongated electrical conductor and method for compensating an influence of the position of the elongated electrical conductor on the measurement6 Aug 2026US 2026/0227429 A1WAGO Verwaltungsgesellschaft mbH
- Current detection apparatus5 Mar 2026US 2026/0063677 A1Honda Motor Co., Ltd.
- Current detection apparatus5 Mar 2026US 2026/0063678 A1Honda Motor Co., Ltd.
- Current sensor with magnetic and resistive sensing and shared calibration27 Nov 2025US 2025/0362325 A1Allegro MicroSystems, LLC
Most cited
By later US patents
- Fault indicator having remote light indication of fault detection76US 6,133,723 AE. O. Schweitzer Manufacturing Co., Inc. · 2000
- Remote light indication fault indicator with a timed reset circuit and a manual reset circuit73US 6,479,981 B2E. O. Schweitzer Manufacturing Co., Inc. · 2002
- Method for sensing electrical current67US 6,188,322 B1Rockwell Technologies, LLC · 2001
- Remote light indication fault indicator with a timed reset circuit and a manual reset circuit54US 6,133,724 AE. O. Schweitzer Manufacturing Co., Inc. · 2000
- Microprocessor controlled fault indicator having led fault indication circuit with battery conservation mode47US 6,734,662 B1E. O. Schweitzer Manufacturing Co., Inc. · 2004