G11B 5/4976
Disposition of heads
Official title: {Disposition of heads, e.g. matrix arrangement}
G11B5/4976 (Disposition of heads) appears on 75 US grants and 52 published applications in this corpus.
Search patents in G11B- Granted patents
- 75
- Published applications
- 52
- Assignees
- 43
- Inventors
- 178
- Latest grant
- 2 Jan 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 5 | 2 |
| 2003 | 2 | 5 |
| 2004 | 2 | 4 |
| 2005 | 3 | 11 |
| 2006 | 4 | 3 |
| 2007 | 2 | 2 |
| 2008 | 3 | 1 |
| 2009 | 3 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 3 |
| 2014 | 7 | 3 |
| 2015 | 6 | 9 |
| 2016 | 7 | 2 |
| 2017 | 1 | 0 |
| 2018 | 1 | 3 |
| 2019 | 1 | 1 |
| 2020 | 4 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Storage device having a drive arm with multiple read-write head2 Jan 2024US 11,861,173 B2Felicity Taiwan Corporation
- Embedded disconnected circuits in magnetic storage media of data storage devices20 Oct 2020US 10,811,047 B1Western Digital Technologies, Inc.
- Methods of using embedded disconnected circuits in magnetic storage media of data storage devices15 Sep 2020US 10,777,225 B2Western Digital Technologies, Inc.
- Embedded disconnected circuits in magnetic storage media of data storage devices2 Jun 2020US 10,672,425 B2Western Digital Technologies, Inc.
- Method for correcting position offset of the heads on two dimensional magnetic recording device7 Jan 2020US 10,529,365 B2Kabushiki Kaisha Toshiba
- Storage device having a drive arm with multiple read-write head6 Oct 2022US 2022/0317885 A1Felicity Taiwan Corporation
- Embedded disconnected circuits in magnetic storage media of data storage devices12 Nov 2020US 2020/0357435 A1Western Digital Technologies, Inc.
- Magnetic disk device and read/write offset correction method27 Jun 2019US 2019/0198050 A1Toshiba Electronic Devices & Storage Corporation
- Embedded disconnected circuits in magnetic storage media of data storage devices27 Dec 2018US 2018/0373452 A1Western Digital Technologies, Inc.
- Methods of using embedded disconnected circuits in magnetic storage media of data storage devices27 Dec 2018US 2018/0373453 A1Western Digital Technologies, Inc.
Most cited
By later US patents
- Multichannel digital recording system with multi-user detection118US 6,826,140 B2BAE Systems Information and Electronic Systems Integration Inc. · 2004
- Magnetic data storage fixed hard disk drive using stationary microhead array chips in place of flying-heads and rotary voice-coil actuators102US 6,249,824 B12001
- Method and system for compensating for adjacent tracks during reading of data66US 8,599,508 B1Marvell International Ltd. · 2013
- Multiple section head assembly for dual azimuth recording61US 7,239,465 B1Storage Technology Corporation · 2007
- Fully integrated matrix magnetic recording head with independent control55US 6,650,496 B2Phs Mems · 2003