G11B 5/667
Including a soft magnetic layer
Official title: including a soft magnetic layer
G11B5/667 (Including a soft magnetic layer) appears on 208 US grants and 278 published applications in this corpus.
Search patents in G11B- Granted patents
- 208
- Published applications
- 278
- Assignees
- 71
- Inventors
- 475
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 4 |
| 2002 | 3 | 11 |
| 2003 | 10 | 8 |
| 2004 | 14 | 31 |
| 2005 | 8 | 24 |
| 2006 | 21 | 36 |
| 2007 | 12 | 32 |
| 2008 | 11 | 20 |
| 2009 | 16 | 21 |
| 2010 | 12 | 20 |
| 2011 | 15 | 8 |
| 2012 | 8 | 7 |
| 2013 | 10 | 6 |
| 2014 | 8 | 6 |
| 2015 | 13 | 9 |
| 2016 | 7 | 3 |
| 2017 | 5 | 1 |
| 2018 | 1 | 3 |
| 2019 | 3 | 2 |
| 2020 | 3 | 1 |
| 2021 | 1 | 5 |
| 2022 | 4 | 4 |
| 2023 | 9 | 5 |
| 2024 | 3 | 4 |
| 2025 | 2 | 3 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ultrafast pulse assisted magnetic recording6 Jan 2026US 12,518,786 B1Seagate Technology LLC
- Magnetic recording medium with varying composition ratio and magnetic recording device21 Oct 2025US 12,451,159 B2Kabushiki Kaisha Toshiba
- Method of manufacturing magnetic recording medium4 Feb 2025US 12,217,779 B2Resonac Hard Disk Corporation
- Magnetic recording media with dead magnetic layer31 Dec 2024US 12,183,377 B2Western Digital Technologies, Inc.
- Magnetic recording medium with multiple soft underlayers and magnetic recording apparatus for use therewith10 Sep 2024US 12,087,339 B2Western Digital Technologies, Inc.
- Magnetic recording and reproducing apparatus1 Oct 2026US 2026/0301767 A1Resonac Hard Disk Corporation
- Magnetic recording medium with magnetic capping layer containing carbon and a magnetic recording apparatus for use therewith20 Aug 2026US 2026/0245586 A1Western Digital Technologies, Inc.
- Magnetic recording medium, method of manufacturing magnetic recording medium, and magnetic storage device7 May 2026US 2026/0128061 A1Resonac Hard Disk Corporation
- Ultrafast pulse assisted magnetic recording23 Apr 2026US 2026/0112391 A1Seagate Technology LLC
- Data storage medium with magnetocaloric layer2 Oct 2025US 2025/0308553 A1Seagate Technology LLC
Most cited
By later US patents
- Perpendicular magnetic discrete track recording disk111US 7,147,790 B2Komag, Inc. · 2006
- Magnetic recording medium110US 9,542,967 B2Sony Corporation · 2017
- Magnetic recording disk with composite perpendicular recording layer99US 6,468,670 B1International Business Machines Corporation · 2002
- Perpendicular magnetic recording medium81US 6,270,885 B1NEC Corporation · 2001
- Composite magnetic recording medium78US 8,530,065 B1WD Media, LLC · 2013