G11B 5/588
By controlling the position of the rotating heads
Official title: by controlling the position of the rotating heads (by controlling the speed of the record carrier G11B15/467; by controlling speed of the heads G11B15/473; {by moving the transducing part of the head relative to the headwheel, in the direction of the scanning movement G11B15/1841})
G11B5/588 (By controlling the position of the rotating heads) appears on 627 US grants and 211 published applications in this corpus.
Search patents in G11B- Granted patents
- 627
- Published applications
- 211
- Assignees
- 79
- Inventors
- 683
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 17 | 0 |
| 1980 | 14 | 0 |
| 1981 | 23 | 0 |
| 1982 | 14 | 0 |
| 1983 | 15 | 0 |
| 1984 | 26 | 0 |
| 1985 | 22 | 0 |
| 1986 | 17 | 0 |
| 1987 | 28 | 0 |
| 1988 | 16 | 0 |
| 1989 | 9 | 0 |
| 1990 | 13 | 0 |
| 1991 | 18 | 0 |
| 1992 | 17 | 0 |
| 1993 | 19 | 0 |
| 1994 | 13 | 0 |
| 1995 | 16 | 0 |
| 1996 | 12 | 0 |
| 1997 | 13 | 0 |
| 1998 | 17 | 0 |
| 1999 | 17 | 0 |
| 2000 | 16 | 0 |
| 2001 | 8 | 3 |
| 2002 | 9 | 12 |
| 2003 | 9 | 9 |
| 2004 | 13 | 3 |
| 2005 | 2 | 1 |
| 2006 | 5 | 1 |
| 2007 | 3 | 8 |
| 2008 | 3 | 6 |
| 2009 | 4 | 2 |
| 2010 | 2 | 0 |
| 2011 | 4 | 2 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 4 | 6 |
| 2015 | 8 | 5 |
| 2016 | 7 | 8 |
| 2017 | 12 | 9 |
| 2018 | 7 | 11 |
| 2019 | 15 | 10 |
| 2020 | 15 | 15 |
| 2021 | 25 | 20 |
| 2022 | 20 | 21 |
| 2023 | 16 | 20 |
| 2024 | 17 | 17 |
| 2025 | 22 | 15 |
| 2026 | 14 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Servo recording apparatus, servo write head, method of producing a magnetic tape, and magnetic tape6 Oct 2026US 12,755,759 B2Sony Group Corporation
- Multichannel linear magnetic tape drive having dual tilting actuators4 Aug 2026US 12,700,426 B1Western Digital Technologies, Inc.
- Methods for dynamic servo optimization based on tape position14 Jul 2026US 12,682,927 B1Western Digital Technologies, Inc.
- Magnetic tape, magnetic tape cartridge, magnetic tape system, test method, and manufacturing method of magnetic tape14 Jul 2026US 12,682,928 B2FUJIFILM Corporation
- Servo pattern recording head, servo pattern recording device, magnetic tape, magnetic tape cartridge, magnetic tape drive, magnetic tape system, and manufacturing method of magnetic tape9 Jun 2026US 12,651,609 B2FUJIFILM Corporation
- Magnetic recording medium27 Aug 2026US 2026/0253612 A1Sony Group Corporation
- Tape Head Module Having a Congruent Extension and Method for Mass Producing Same20 Aug 2026US 2026/0245584 A1Western Digital Technologies, Inc.
- Magnetic recording medium13 Aug 2026US 2026/0237402 A1Sony Group Corporation
- Magnetic recording medium and cartridge30 Jul 2026US 2026/0221156 A1Sony Group Corporation
- Magnetic recording medium and cartridge23 Jul 2026US 2026/0212886 A1Sony Group Corporation
Most cited
By later US patents
- Digital processing of pilot-tone amplitudes158US 6,590,733 B1Agere Systems Inc. · 2003
- Method for controlling the lateral position of a tape head of a magnetic tape drive114US 9,564,161 B1International Business Machines Corporation · 2017
- Magnetic tape media having servo patterns111US 9,495,985 B2International Business Machines Corporation · 2016
- Magnetic tape with specific servo pattern edge shape and magnetic tape device using same109US 9,773,519 B2FUJIFILM Corporation · 2017
- Magnetic tape and magnetic tape device108US 9,779,772 B1FUJIFILM Corporation · 2017