G11B 5/3912
Arrangements in which the active read-out elements are transducing in association with
Official title: {Arrangements in which the active read-out elements are transducing in association with active magnetic shields, e.g. magnetically coupled shields (G11B5/3916 takes precedence)}
G11B5/3912 (Arrangements in which the active read-out elements are transducing in association with) appears on 781 US grants and 655 published applications in this corpus.
Search patents in G11B- Granted patents
- 781
- Published applications
- 655
- Assignees
- 67
- Inventors
- 825
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 2 |
| 2002 | 9 | 6 |
| 2003 | 6 | 7 |
| 2004 | 8 | 25 |
| 2005 | 9 | 38 |
| 2006 | 21 | 28 |
| 2007 | 35 | 45 |
| 2008 | 24 | 36 |
| 2009 | 22 | 38 |
| 2010 | 33 | 25 |
| 2011 | 29 | 25 |
| 2012 | 35 | 30 |
| 2013 | 40 | 15 |
| 2014 | 59 | 56 |
| 2015 | 79 | 60 |
| 2016 | 70 | 33 |
| 2017 | 57 | 44 |
| 2018 | 40 | 26 |
| 2019 | 25 | 18 |
| 2020 | 32 | 17 |
| 2021 | 31 | 11 |
| 2022 | 30 | 12 |
| 2023 | 16 | 5 |
| 2024 | 14 | 20 |
| 2025 | 16 | 22 |
| 2026 | 8 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Read head with multiple contacts formed underneath the sensor8 Sep 2026US 12,731,606 B2Western Digital Technologies, Inc.
- Magneto-resistive reader utilizing read shields to maintain reference layer magnetization25 Aug 2026US 12,718,839 B2Headway Technologies, Inc.
- Magnetic sensor, magnetic head and magnetic recording device25 Aug 2026US 12,721,047 B2Kabushiki Kaisha Toshiba
- Non-localized spin valve multi-free-layer reader hybridized with spin orbit torque layers4 Aug 2026US 12,700,425 B2Western Digital Technologies, Inc.
- Topological insulator based spin torque oscillator reader21 Jul 2026US 12,688,869 B2Western Digital Technologies, Inc.
- Spin-accumulation sensors10 Sep 2026US 2026/0266930 A1Regents of the University of Minnesota
- Dual Free Layer Reader with Rear Soft Bias Design with Improved Soft Bias Stability20 Aug 2026US 2026/0245582 A1Western Digital Technologies, Inc.
- Magnetic recording head having a sensor stack disposed along a stripe-height direction20 Aug 2026US 2026/0245585 A1Seagate Technology LLC
- Magnesium Oxide Seed Layer For High Magnetic Moment Material With Amorphous Or Fine Grain Structure16 Jul 2026US 2026/0204281 A1Headway Technologies, Inc.
- Adaptive Bias Control for Magnetic Recording Head30 Apr 2026US 2026/0120716 A1Headway Technologies, Inc.
Most cited
By later US patents
- Method and system for providing a read transducer having a reduced shield-to-shield spacing177US 8,675,318 B1Western Digital (Fremont), LLC · 2014
- Method of forming a magnetoresistive device175US 6,829,819 B1Western Digital (Fremont), LLC · 2004
- Method and system for providing a side shielded read transducer169US 8,630,068 B1Western Digital (Fremont), LLC · 2014
- Composite type thin-film magnetic head with improved recording characteristics and high resolution168US 6,025,978 ARead-Rite SMI Corporation · 2000
- Merged write head with magnetically isolated poletip167US 6,404,601 B1Read-Rite Corporation · 2002