G01R 33/14
Measuring or plotting hysteresis curves
Official title: Measuring or plotting hysteresis curves {(G01R33/1207 takes precedence)}
G01R33/14 (Measuring or plotting hysteresis curves) appears on 53 US grants and 45 published applications in this corpus.
Search patents in G01R- Granted patents
- 53
- Published applications
- 45
- Assignees
- 55
- Inventors
- 157
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 2 | 2 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 2 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 2 | 1 |
| 2015 | 0 | 2 |
| 2016 | 1 | 2 |
| 2017 | 0 | 2 |
| 2018 | 1 | 2 |
| 2019 | 3 | 2 |
| 2020 | 2 | 4 |
| 2021 | 2 | 5 |
| 2022 | 4 | 6 |
| 2023 | 5 | 4 |
| 2024 | 3 | 3 |
| 2025 | 5 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for detecting an attack by electromagnetic waves of a chip or a system-in-package based on the GMI effect2 Dec 2025US 12,488,214 B2Commissariat A L'energie Atomique Et Aux Energies
- Method for characterizing magnetic device5 Aug 2025US 12,382,837 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Magnetoresistive stack without radiated field, sensor and magnetic mapping system comprising such a stack8 Apr 2025US 12,274,177 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Magnetic gradiometer based on magnetic tunnel junctions in magnetic vortex state (vortex MTJ)4 Mar 2025US 12,241,865 B2Brown University
- Magnetoresistive sensor element having a wide linear response and robust nominal performance and manufacturing method thereof21 Jan 2025US 12,204,005 B2Allegro MicroSystems, LLC
- Hysteretance component and application method thereof15 May 2025US 2025/0157726 A1Southeast University
- Method and apparatus with magnetic body measurement30 Jan 2025US 2025/0035719 A1Samsung Electronics Co., Ltd.
- Method and apparatus for mapping the open circuit demagnetisation curve of a sample of magnetic material to a closed circuit demagnetisation curve27 Jun 2024US 2024/0210499 A1
- Magnetoresistive sensor element having a wide linear response and robust nominal performance and manufacturing method thereof18 Jan 2024US 2024/0019509 A1Crocus Technology SA
- Method for detecting an attack by electromagnetic waves of a chip or a system-in-package based on the gmi effect11 Jan 2024US 2024/0013022 A1Commissariat A L'energie Atomique Et Aux Energies
Most cited
By later US patents
- Tape sensing device for magnetic tape recording and/or reproducing apparatus28US 4,038,692 ASony Corporation · 1977
- Apparatus for measuring the hysteresis loop of magnetic film13US 4,922,200 ALDJ Electronics, Inc. · 1990
- Method and device for the continuous, contactless monitoring of the structure state of cold strip11US 4,394,193 ASiemens Aktiengesellschaft · 1983
- Nondestructive M-H hysteresis testers for magnetic discs for computer disc drives11US 4,843,316 AHewlett-Packard Company · 1989
- Device having a magnetic head for measuring magnetization characteristics of a magnetic thin film10US 4,901,016 AGlory Kogyo Kabushiki Kaisha · 1990