G11B 5/5504
Across tape tracks
Official title: {across tape tracks}
G11B5/5504 (Across tape tracks) appears on 368 US grants and 118 published applications in this corpus.
Search patents in G11B- Granted patents
- 368
- Published applications
- 118
- Assignees
- 102
- Inventors
- 475
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 8 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 8 | 0 |
| 1987 | 10 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 7 | 0 |
| 1992 | 7 | 0 |
| 1993 | 10 | 0 |
| 1994 | 13 | 0 |
| 1995 | 11 | 0 |
| 1996 | 8 | 0 |
| 1997 | 7 | 0 |
| 1998 | 21 | 0 |
| 1999 | 24 | 0 |
| 2000 | 21 | 0 |
| 2001 | 12 | 3 |
| 2002 | 6 | 6 |
| 2003 | 4 | 2 |
| 2004 | 4 | 8 |
| 2005 | 5 | 4 |
| 2006 | 5 | 3 |
| 2007 | 5 | 2 |
| 2008 | 5 | 2 |
| 2009 | 2 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 4 |
| 2013 | 4 | 0 |
| 2014 | 0 | 1 |
| 2015 | 7 | 8 |
| 2016 | 7 | 5 |
| 2017 | 8 | 3 |
| 2018 | 13 | 8 |
| 2019 | 8 | 7 |
| 2020 | 15 | 15 |
| 2021 | 21 | 12 |
| 2022 | 12 | 2 |
| 2023 | 5 | 8 |
| 2024 | 9 | 9 |
| 2025 | 9 | 3 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Multichannel linear magnetic tape drive having dual tilting actuators4 Aug 2026US 12,700,426 B1Western Digital Technologies, Inc.
- Servo reproduction apparatus, servo reproduction head, reproduction head, and method of producing a magnetic tape24 Feb 2026US 12,562,188 B2Sony Group Corporation
- Folded spring tape track following actuator17 Feb 2026US 12,555,599 B2International Business Machines Corporation
- Tape drive device and method of detecting state of head unit of tape drive device25 Nov 2025US 12,482,490 B2NHK Spring Co., Ltd.
- Spring suspension with independent reader and writer following actuator4 Nov 2025US 12,462,836 B1International Business Machines Corporation
- Beginning of wrap data set reading and writing for tape drives26 Mar 2026US 2026/0088047 A1International Business Machines Corporation
- Tape drive device and method of detecting state of head unit of tape drive device26 Feb 2026US 2026/0057904 A1NHK Spring Co., Ltd.
- Head driving device13 Nov 2025US 2025/0349319 A1NHK Spring Co., Ltd.
- Tape Storage Apparatus, Computing System, and Method for Tape Storage Apparatus18 Sep 2025US 2025/0292788 A1Huawei Technologies Co., Ltd.
- Folded spring tape track following actuator5 Jun 2025US 2025/0182785 A1International Business Machines Corporation
Most cited
By later US patents
- Servo method and apparatus for very high track density magnetic recording by adjusting head position based on servo information read from adjacent track102US 5,371,638 ADigital Equipment Corporation · 1994
- Multi-channel magnetic tape head module including flex circuit95US 5,862,014 AQuantum Corporation · 1999
- Azimuthal magnetic recording and reproducing apparatus93US 4,539,615 AHitachi, Ltd. · 1985
- Servo and data format for magnetic tape having plural spaced-apart servo areas interleaved with data track areas having serpentine track scanning using any one of a plurality of number of concurrently accessed tracks79US 5,432,652 AInternational Business Machines Corporation · 1995
- Head-tape alignment system and method76US 5,450,257 AMinnesota Mining and Manufacturing Company · 1995