H01F 10/3263
The exchange coupling being symmetric
Official title: {the exchange coupling being symmetric, e.g. for dual spin valve, e.g. NiO/Co/Cu/Co/Cu/Co/NiO}
H01F10/3263 (The exchange coupling being symmetric) appears on 149 US grants and 164 published applications in this corpus.
Search patents in H01F- Granted patents
- 149
- Published applications
- 164
- Assignees
- 57
- Inventors
- 247
- Latest grant
- 3 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 7 | 4 |
| 2002 | 4 | 4 |
| 2003 | 5 | 8 |
| 2004 | 7 | 7 |
| 2005 | 5 | 20 |
| 2006 | 11 | 19 |
| 2007 | 12 | 19 |
| 2008 | 11 | 16 |
| 2009 | 16 | 8 |
| 2010 | 11 | 5 |
| 2011 | 6 | 11 |
| 2012 | 9 | 3 |
| 2013 | 9 | 6 |
| 2014 | 8 | 8 |
| 2015 | 5 | 5 |
| 2016 | 3 | 2 |
| 2017 | 3 | 3 |
| 2018 | 2 | 1 |
| 2019 | 2 | 3 |
| 2020 | 2 | 2 |
| 2021 | 1 | 3 |
| 2022 | 4 | 4 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Magnetic tunnel junction based molecular spintronics device and magnetic resonance sensors17 Nov 2022US 2022/0364189 A1University of the District of Columbia
- Magnetic elements of amorphous based dual free layer structures and recording devices using such elements17 Nov 2022US 2022/0367099 A1Western Digital Technologies, Inc.
Most cited
By later US patents
- Spin transfer magnetic element with free layers having high perpendicular anisotropy and in-plane equilibrium magnetization315US 6,992,359 B2Grandis, Inc. · 2006
- Magnetic element utilizing spin transfer and an MRAM device using the magnetic element308US 6,714,444 B2Grandis, Inc. · 2004
- Magnetic memory element utilizing spin transfer switching and storing multiple bits246US 6,985,385 B2Grandis, Inc. · 2006
- Perpendicular magnetization magnetic element utilizing spin transfer241US 6,967,863 B2Grandis, Inc. · 2005
- Bottom or dual spin valve having a seed layer that results in an improved antiferromagnetic layer230US 6,222,707 B1Read-Rite Corporation · 2001