G01R 33/123
Measuring loss due to hysteresis
Official title: {Measuring loss due to hysteresis (G01R33/14 takes precedence)}
G01R33/123 (Measuring loss due to hysteresis) appears on 34 US grants and 32 published applications in this corpus.
Search patents in G01R- Granted patents
- 34
- Published applications
- 32
- Assignees
- 39
- Inventors
- 98
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 2 |
| 2012 | 2 | 3 |
| 2013 | 3 | 4 |
| 2014 | 3 | 0 |
| 2015 | 1 | 2 |
| 2016 | 2 | 2 |
| 2017 | 0 | 2 |
| 2018 | 1 | 3 |
| 2019 | 6 | 1 |
| 2020 | 2 | 1 |
| 2021 | 0 | 3 |
| 2022 | 5 | 4 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Multi-domain detector based on artificial neural network20 Oct 2022US 2022/0334200 A1Allegro MicroSystems, LLC
- Tension measuring method10 Mar 2022US 2022/0075011 A1Kyoto University
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Most cited
By later US patents
- Method and apparatus for measuring core loss of a laminated ferromagnetic structure8US 4,573,012 AGeneral Electric Company · 1986
- Domain and domain wall transition spectroscopy8US 4,847,561 A1989
- Method and apparatus for measuring magnetic losses in ferromagnetic materials based on temperature modulation measurements7US 4,820,981 ACanadian Patents and Development Limited-Societe Canadienne des Brevets et d'Exploitation Limitee · 1989
- Detection device, power reception device, power transmission device and non-contact power supply system5US 9,518,948 B2Sony Corporation · 2016
- Detector for detecting a current carrying conductor4US 8,742,747 B2Radiodetection Limited · 2014