G11B 5/56
With provision for moving the head support for the purpose of adjusting
Official title: with provision for moving the head {support} for the purpose of adjusting the position of the head relative to the record carrier, e.g. manual adjustment for azimuth correction or track centering ({G11B5/52,} G11B5/54, G11B5/58 take precedence)
G11B5/56 (With provision for moving the head support for the purpose of adjusting) appears on 417 US grants and 167 published applications in this corpus.
Search patents in G11B- Granted patents
- 417
- Published applications
- 167
- Assignees
- 130
- Inventors
- 679
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 8 | 0 |
| 1979 | 6 | 0 |
| 1980 | 4 | 0 |
| 1981 | 7 | 0 |
| 1982 | 7 | 0 |
| 1983 | 7 | 0 |
| 1984 | 12 | 0 |
| 1985 | 13 | 0 |
| 1986 | 12 | 0 |
| 1987 | 15 | 0 |
| 1988 | 10 | 0 |
| 1989 | 8 | 0 |
| 1990 | 4 | 0 |
| 1991 | 8 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 8 | 0 |
| 1996 | 8 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 19 | 0 |
| 2000 | 11 | 0 |
| 2001 | 8 | 0 |
| 2002 | 12 | 11 |
| 2003 | 15 | 10 |
| 2004 | 10 | 9 |
| 2005 | 8 | 15 |
| 2006 | 13 | 10 |
| 2007 | 11 | 6 |
| 2008 | 10 | 7 |
| 2009 | 5 | 5 |
| 2010 | 4 | 3 |
| 2011 | 2 | 2 |
| 2012 | 4 | 6 |
| 2013 | 4 | 4 |
| 2014 | 15 | 17 |
| 2015 | 21 | 13 |
| 2016 | 16 | 12 |
| 2017 | 10 | 3 |
| 2018 | 3 | 2 |
| 2019 | 8 | 4 |
| 2020 | 9 | 4 |
| 2021 | 5 | 6 |
| 2022 | 6 | 4 |
| 2023 | 4 | 8 |
| 2024 | 8 | 5 |
| 2025 | 6 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
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- Magnetic tape dimensional instability compensation by varying recording head azimuth angle125US 6,222,698 B1Hewlett-Packard Company · 2001
- Multi-channel magnetic tape head module including flex circuit95US 5,862,014 AQuantum Corporation · 1999
- Head-tape alignment system and method76US 5,450,257 AMinnesota Mining and Manufacturing Company · 1995
- Magnetic head for very high track density magnetic recording66US 5,307,217 ADigital Equipment Corporation · 1994