G01R 33/18
Measuring magnetostrictive properties
G01R33/18 (Measuring magnetostrictive properties) appears on 112 US grants and 117 published applications in this corpus.
Search patents in G01R- Granted patents
- 112
- Published applications
- 117
- Assignees
- 95
- Inventors
- 304
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 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 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 2 |
| 2002 | 1 | 1 |
| 2003 | 3 | 0 |
| 2004 | 3 | 2 |
| 2005 | 2 | 2 |
| 2006 | 1 | 1 |
| 2007 | 2 | 5 |
| 2008 | 6 | 6 |
| 2009 | 2 | 9 |
| 2010 | 7 | 13 |
| 2011 | 3 | 6 |
| 2012 | 8 | 4 |
| 2013 | 8 | 9 |
| 2014 | 3 | 6 |
| 2015 | 5 | 5 |
| 2016 | 4 | 3 |
| 2017 | 3 | 4 |
| 2018 | 2 | 6 |
| 2019 | 6 | 6 |
| 2020 | 6 | 4 |
| 2021 | 2 | 7 |
| 2022 | 3 | 3 |
| 2023 | 6 | 0 |
| 2024 | 3 | 5 |
| 2025 | 2 | 2 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- High-Q factor, multiferroic resonant magnetic field sensors and limits on strain modulated sensing performance29 Sep 2026US 12,751,210 B2The Trustees of the University of Pennsylvania
- Magnetostrictive film and electronic device17 Mar 2026US 12,580,114 B2TDK Corporation
- Magnetic field sensor using acoustically driven ferromagnetic resonance20 Jan 2026US 12,531,049 B2The Regents of the University of California
- System for an acoustically driven ferromagnetic resonance sensor device22 Jul 2025US 12,366,618 B2Sonera Oy
- Low power acoustically driven ferromagnetic resonance (ADFMR) sensor arrays29 Apr 2025US 12,287,383 B2Sonera Oy
- Magnetic field sensor using acoustically driven ferromagnetic resonance16 Jul 2026US 2026/0204248 A1The Regents of the University of California
- Predicting operational performance of magnetoelectric films for adaptive configuration in electronic devices16 Jul 2026US 2026/0204955 A1Motif Neurotech, Inc.
- Systems and methods to record biomagnetic signals at ambient conditions25 Jun 2026US 2026/0174369 A1Sonera Oy
- System and method for an acoustically driven ferromagnetic resonance sensor device25 Jun 2026US 2026/0177647 A1Sonera Oy
- Systems and methods for multi-ferroic tunable acoustically driven magnetic resonance sensors30 Apr 2026US 2026/0118451 A1
Most cited
By later US patents
- Method and apparatus for controlling magnetostriction in a spin valve sensor146US 7,318,947 B1Western Digital (Fremont), LLC · 2008
- Passive solid-state magnetic field sensors and applications therefor113US 6,437,558 B2Spinix Corporation · 2002
- Apparatus and method utilizing magnetic field86US 7,952,349 B2Ferro Solutions, Inc. · 2011
- Magnetomechanical article surveillance marker with a tunable resonant frequency75US 5,495,230 ASensormatic Electronics Corporation · 1996
- Magnetostrictive position indicator72US 4,071,818 ACombustion Engineering, Inc. · 1978