G11B 5/59627
Aligning for runout, eccentricity or offset compensation
Official title: {Aligning for runout, eccentricity or offset compensation (G11B5/5534, G11B5/59677, G11B5/59688 take precedence)}
G11B5/59627 (Aligning for runout, eccentricity or offset compensation) appears on 982 US grants and 526 published applications in this corpus.
Search patents in G11B- Granted patents
- 982
- Published applications
- 526
- Assignees
- 132
- Inventors
- 1,291
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 12 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 7 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 5 | 0 |
| 1997 | 8 | 0 |
| 1998 | 26 | 0 |
| 1999 | 27 | 0 |
| 2000 | 36 | 0 |
| 2001 | 22 | 14 |
| 2002 | 37 | 39 |
| 2003 | 39 | 38 |
| 2004 | 56 | 31 |
| 2005 | 55 | 39 |
| 2006 | 54 | 34 |
| 2007 | 47 | 38 |
| 2008 | 42 | 38 |
| 2009 | 57 | 35 |
| 2010 | 36 | 31 |
| 2011 | 34 | 15 |
| 2012 | 21 | 16 |
| 2013 | 24 | 18 |
| 2014 | 55 | 13 |
| 2015 | 38 | 18 |
| 2016 | 45 | 18 |
| 2017 | 24 | 15 |
| 2018 | 23 | 10 |
| 2019 | 18 | 8 |
| 2020 | 10 | 8 |
| 2021 | 6 | 4 |
| 2022 | 15 | 9 |
| 2023 | 10 | 9 |
| 2024 | 18 | 14 |
| 2025 | 15 | 6 |
| 2026 | 7 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Burst pattern track-to-track phase adjustment in a data storage device29 Sep 2026US 12,749,504 B1Western Digital Technologies, Inc.
- Data storage device with assistive bursts in servo sectors15 Sep 2026US 12,738,294 B2Western Digital Technologies, Inc.
- Early warning offtrack collision system for hard disk drives25 Aug 2026US 12,718,842 B1Seagate Technology LLC
- Magnetic disk apparatus and method19 May 2026US 12,633,310 B2Kabushiki Kaisha Toshiba
- Coherent repeatable runout correction for reduced rpm self-servo write24 Feb 2026US 12,562,190 B1Kabushiki Kaisha Toshiba
- Burst Pattern Track-to-Track Phase Adjustment in a Data Storage Device1 Oct 2026US 2026/0301766 A1Western Digital Technologies, Inc.
- Magnetic disk device and method24 Sep 2026US 2026/0290391 A1
- Control device, disk drive, control method, and storage medium20 Aug 2026US 2026/0245587 A1Kabushiki Kaisha Toshiba
- Servo control system25 Jun 2026US 2026/0179651 A1Fanuc Corporation
- Data storage device with assistive bursts in servo sectors7 May 2026US 2026/0128060 A1Western Digital Technologies, Inc.
Most cited
By later US patents
- Repeatable runout cancellation in sectored servo disk drive positioning system177US 6,141,175 AWestern Digital Corporation · 2000
- Disk drive employing separate read and write repeatable runout estimated values for a head having a read element offset from a write element173US 6,657,810 B1Western Digital Technologies, Inc. · 2003
- Headerless disk drive comprising repeatable runout (RRO) correction values recorded at a user data rate167US 6,493,173 B1Western Digital Technologies, Inc. · 2002
- Method and apparatus to compensate for servo wedge rotational offset after a head switch162US 6,067,206 AWestern Digital Corporation · 2000
- Adaptive data writing mode based on drive environment159US 8,315,006 B1Western Digital Technologies, Inc. · 2012