G01R 33/09
Magnetoresistive devices
G01R33/09 (Magnetoresistive devices) appears on 4,658 US grants and 4,749 published applications in this corpus.
Search patents in G01R- Granted patents
- 4,658
- Published applications
- 4,749
- Assignees
- 857
- Inventors
- 5,343
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 6 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 6 | 0 |
| 1988 | 5 | 0 |
| 1989 | 10 | 0 |
| 1990 | 6 | 0 |
| 1991 | 11 | 0 |
| 1992 | 7 | 0 |
| 1993 | 17 | 0 |
| 1994 | 17 | 0 |
| 1995 | 27 | 0 |
| 1996 | 40 | 0 |
| 1997 | 52 | 0 |
| 1998 | 57 | 0 |
| 1999 | 64 | 0 |
| 2000 | 85 | 0 |
| 2001 | 106 | 36 |
| 2002 | 90 | 96 |
| 2003 | 98 | 144 |
| 2004 | 116 | 157 |
| 2005 | 92 | 117 |
| 2006 | 134 | 142 |
| 2007 | 123 | 185 |
| 2008 | 125 | 248 |
| 2009 | 123 | 243 |
| 2010 | 167 | 194 |
| 2011 | 179 | 144 |
| 2012 | 181 | 191 |
| 2013 | 185 | 180 |
| 2014 | 174 | 178 |
| 2015 | 181 | 229 |
| 2016 | 187 | 197 |
| 2017 | 208 | 169 |
| 2018 | 160 | 210 |
| 2019 | 183 | 236 |
| 2020 | 230 | 262 |
| 2021 | 226 | 242 |
| 2022 | 266 | 226 |
| 2023 | 225 | 224 |
| 2024 | 181 | 199 |
| 2025 | 197 | 181 |
| 2026 | 82 | 119 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Magnetic sensor assembly6 Oct 2026US 12,754,256 B2APPLIED Materials.Inc.
- Low-power sensors utilizing wiegand coils6 Oct 2026US 12,754,259 B2Allegro MicroSystems, LLC
- Current sensor with high and low current ranges29 Sep 2026US 12,748,136 B2MultiDimension Technology Co., Ltd.
- Optical detection device and signal processing method29 Sep 2026US 12,748,166 B2TDK Corporation
- Magnetic sensor having sensing elements on sloped substrate15 Sep 2026US 12,736,597 B2Allegro MicroSystems, LLC
- Angular magnetic field sensor device with linear output response8 Oct 2026US 2026/0309809 A1Allegro MicroSystems, LLC
- Magnet sensor device and production method for a magnet sensor device8 Oct 2026US 2026/0309816 A1
- Non-contact electrical parameter measurement device with radial dual mounted sensors1 Oct 2026US 2026/0298984 A1Fluke Corporation
- Magnetic field transducer1 Oct 2026US 2026/0299055 A1TDK Corporation
- Magnetoresistance effect element1 Oct 2026US 2026/0302032 A1TDK Corporation
Most cited
By later US patents
- Magnetoresistive sensor based on the spin valve effect373US 5,206,590 AInternational Business Machines Corporation · 1993
- Magnetic tunnel junctions with controlled magnetic response321US 5,650,958 AInternational Business Machines Corporation · 1997
- Spin transfer magnetic element with free layers having high perpendicular anisotropy and in-plane equilibrium magnetization315US 6,992,359 B2Grandis, Inc. · 2006
- Surgical navigation enabled imaging table environment276US 8,483,800 B2General Electric Company · 2013
- Perpendicular magnetization magnetic element utilizing spin transfer241US 6,967,863 B2Grandis, Inc. · 2005