G11B 5/5965
Embedded servo format
Official title: {Embedded servo format (G11B5/59655 takes precedence)}
G11B5/5965 (Embedded servo format) appears on 140 US grants and 43 published applications in this corpus.
Search patents in G11B- Granted patents
- 140
- Published applications
- 43
- Assignees
- 47
- Inventors
- 198
- Latest grant
- 18 Jan 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 10 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 13 | 0 |
| 1998 | 4 | 0 |
| 1999 | 12 | 0 |
| 2000 | 10 | 0 |
| 2001 | 10 | 1 |
| 2002 | 10 | 3 |
| 2003 | 3 | 4 |
| 2004 | 5 | 2 |
| 2005 | 3 | 2 |
| 2006 | 1 | 0 |
| 2007 | 1 | 2 |
| 2008 | 2 | 1 |
| 2009 | 2 | 8 |
| 2010 | 4 | 6 |
| 2011 | 4 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 4 |
| 2014 | 3 | 0 |
| 2015 | 4 | 3 |
| 2016 | 2 | 2 |
| 2017 | 2 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 3 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Parallel micro-actuator SSW writing18 Jan 2022US 11,227,631 B2Kabushiki Kaisha Toshiba
- Servo zone transition optimization for disk drives15 Sep 2020US 10,777,224 B2Seagate Technology LLC
- Parallel micro-actuator SSW writing26 May 2020US 10,665,257 B2Kabushiki Kaisha Toshiba
- Servo zone transition optimization for magnetic disk recording devices8 Oct 2019US 10,438,620 B1Seagate Technology LLC
- Method of operating a data storage apparatus and data storage apparatus20 Jun 2017US 9,685,181 B2Marvell International Ltd.
- Parallel micro-actuator ssw writing10 Sep 2020US 2020/0286513 A1Kabushiki Kaisha Toshiba
- Servo zone transition optimization19 Dec 2019US 2019/0385640 A1Seagate Technology LLC
- Servo zone transition optimization for magnetic disk recording devices26 Sep 2019US 2019/0295579 A1Seagate Technology LLC
- Parallel micro-actuator ssw writing12 Sep 2019US 2019/0279675 A1Kabushiki Kaisha Toshiba
- Method Of Operating A Data Storage Apparatus And Data Storage Apparatus21 Jul 2016US 2016/0210992 A1Marvell International Ltd.
Most cited
By later US patents
- Disk drive employing read channel IC with common port for data and servo233US 6,278,568 B1Western Digital Corporation · 2001
- Disk drive employing read error tolerant sync mark detection216US 6,411,452 B1Western Digital Technologies, Inc. · 2002
- Disk drive employing state variable trap registers for providing stored servo and user data state variables to sampled-data channel175US 6,178,056 B1Western Digital Corporation · 2001
- Disk drive including a recording surface employing servo zones with banded data zones169US 6,262,857 B1Western Digital Corporation · 2001
- Disk drive including a recording surface employing servo zones recorded at a channel frequency different from data zones164US 6,441,981 B1Western Digital Technologies, Inc. · 2002