G11B 5/37
Using galvano-magnetic devices
Official title: using galvano-magnetic devices, e.g. Hall-effect devices (G11B5/39 takes precedence){using Hall or Hall-related effect, e.g. planar-Hall effect or pseudo-Hall effect}
G11B5/37 (Using galvano-magnetic devices) appears on 143 US grants and 83 published applications in this corpus.
Search patents in G11B- Granted patents
- 143
- Published applications
- 83
- Assignees
- 57
- Inventors
- 244
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 5 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 5 | 4 |
| 2003 | 1 | 2 |
| 2004 | 11 | 11 |
| 2005 | 7 | 15 |
| 2006 | 8 | 6 |
| 2007 | 7 | 2 |
| 2008 | 5 | 2 |
| 2009 | 2 | 5 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 3 | 2 |
| 2013 | 3 | 0 |
| 2014 | 1 | 2 |
| 2015 | 3 | 4 |
| 2016 | 3 | 0 |
| 2017 | 1 | 2 |
| 2018 | 2 | 3 |
| 2019 | 2 | 3 |
| 2020 | 8 | 0 |
| 2021 | 6 | 5 |
| 2022 | 1 | 4 |
| 2023 | 5 | 2 |
| 2024 | 4 | 4 |
| 2025 | 3 | 4 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Read head with multiple contacts formed underneath the sensor8 Sep 2026US 12,731,606 B2Western Digital Technologies, Inc.
- Magnetic device utilizing silicon based spin-to-charge or charge-to-spin conversion layer10 Feb 2026US 12,548,591 B1Western Digital Technologies, Inc.
- Higher areal density non-local spin orbit torque (SOT) writer with topological insulator materials8 Jul 2025US 12,354,627 B2Tokyo Institute of Technology
- Spin-orbit torque SOT reader with recessed spin hall effect layer17 Jun 2025US 12,334,123 B2Western Digital Technologies, Inc.
- Reader noise reduction using spin hall effects28 Jan 2025US 12,211,525 B2Headway Technologies, Inc.
- Read Head with Multiple Contacts Formed Underneath the Sensor25 Dec 2025US 2025/0391433 A1Western Digital Technologies, Inc.
- Spintronic Reader Utilizing The Inverse Spin Hall Effect2 Oct 2025US 2025/0308549 A1Headway Technologies, Inc.
- Spin-Orbit Torque SOT Reader with Recessed Spin Hall Effect Layer20 Mar 2025US 2025/0095673 A1Western Digital Technologies, Inc.
- Higher Areal Density Non-Local Spin Orbit Torque (SOT) Writer with Topological Insulator Materials2 Jan 2025US 2025/0006221 A1Western Digital Technologies, Inc.
- Magnetic sensor, magnetic head, and magnetic recording device11 Jul 2024US 2024/0233754 A9Kabushiki Kaisha Toshiba
Most cited
By later US patents
- Magnetic spin injected field effect transistor and method of operation245US 5,654,566 A1997
- Magnetic spin transistor device, logic gate & method of operation149US 5,629,549 A1997
- Hall sensor with integrated pole pieces129US 4,772,929 ASprague Electric Company · 1988
- High density and high speed magneto-electronic logic family126US 6,140,838 A2000
- Hybrid hall effect device and method of operation115US 5,652,445 A1997