G11B 2005/0034
Switchable at least locally between two different physical states
Official title: {switchable at least locally between two different physical states, e.g. magnetic and non-magnetic}
G11B2005/0034 (Switchable at least locally between two different physical states) appears on 12 US grants and 4 published applications in this corpus.
Search patents in G11B- Granted patents
- 12
- Published applications
- 4
- Assignees
- 9
- Inventors
- 24
- Latest grant
- 6 Sep 2022
Filings by year
| Year | Granted patents | Published applications |
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| 1990 | 1 | 0 |
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| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
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| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 1 | 2 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Magnetic head and magnetic recording device with stacked body material configurations6 Sep 2022US 11,437,059 B2Kabushiki Kaisha Toshiba
- Data storage device with voltage-assisted magnetic recording (VAMR) for high density magnetic recording10 Aug 2021US 11,087,791 B1Western Digital Technologies, Inc.
- Data storage device using single-layer multi-level magnetic recording13 Oct 2020US 10,803,896 B1Western Digital Technologies, Inc.
- Heat-assisted magnetic recording method using eddy current and head for heat-assisted magnetic recording31 May 2011US 7,952,827 B2TDK Corporation
- Ultrafast pulse field source utilizing optically induced magnetic transformation18 Sep 2007US 7,271,981 B2Seagate Technology LLC
- Magnetic head and magnetic recording device13 May 2021US 2021/0142821 A1Kabushiki Kaisha Toshiba
- Magnetic disk device and method of controlling magnetic disk device4 Mar 2021US 2021/0065744 A1Kabushiki Kaisha Toshiba
- Heat-assisted magnetic recording method using eddy current and head for heat-assisted magnetic recording31 Jan 2008US 2008/0024896 A1TDK Corporation
- Ultrafast pulse field source utilizing optically induced magnetic transformation26 May 2005US 2005/0111137 A1Seagate Technology LLC
Most cited
By later US patents
- Two-gap magnetic read/write head22US 5,729,413 AAmpex Corporation · 1998
- Magnetic storage and reproducing system with a low permeability keeper and a self-biased magnetoresitive reproduce head22US 6,043,947 AAmpex Corporation · 2000
- Magnetic recording system having a saturable layer and detection using MR element18US 5,870,260 AAmpex Corporation · 1999
- Magnetic storage and reproducing system with a low permeability keeper and a self-biased magnetoresistive reproduce head17US 5,830,590 AAmpex Corporation · 1998
- Super conducting thin-film magnetic head including a magnetoresistive element9US 4,907,115 AU. S. Philips Corporation · 1990