G11B 5/5513
Specially adapted for transducing in both travelling directions of tape
Official title: {Specially adapted for transducing in both travelling directions of tape}
G11B5/5513 (Specially adapted for transducing in both travelling directions of tape) appears on 64 US grants and 17 published applications in this corpus.
Search patents in G11B- Granted patents
- 64
- Published applications
- 17
- Assignees
- 26
- Inventors
- 82
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 2 | 0 |
| 2014 | 1 | 2 |
| 2015 | 0 | 1 |
| 2016 | 3 | 2 |
| 2017 | 2 | 0 |
| 2018 | 1 | 0 |
| 2019 | 4 | 4 |
| 2020 | 3 | 2 |
| 2021 | 8 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Spring suspension with independent reader and writer following actuator4 Nov 2025US 12,462,836 B1International Business Machines Corporation
- Tape drive reel including damping to reduce track following errors5 Mar 2024US 11,922,982 B1International Business Machines Corporation
- Magnetic tape device, magnetic recording device, and tape lifting method for magnetic tape device19 Jul 2022US 11,393,504 B2NEC Platforms, Ltd.
- Compensation for expansion and contraction across the width of a magnetic tape14 Sep 2021US 11,120,831 B1International Business Machines Corporation
- Data storage device accessing magnetic tape by actuating head in two dimensions31 Aug 2021US 11,107,494 B1Western Digital Technologies, Inc.
- Tape drive reel including damping to reduce track following errors14 Mar 2024US 2024/0087599 A1International Business Machines Corporation
- Magnetic tape device, magnetic recording device, and tape lifting method for magnetic tape device25 Nov 2021US 2021/0366516 A1NEC Platforms, Ltd.
- Detecting damaged areas on magnetic tape media using diagnostics locate13 Feb 2020US 2020/0051591 A1International Business Machines Corporation
- Detecting damaged areas on magnetic tape media using diagnostics locate13 Feb 2020US 2020/0051592 A1International Business Machines Corporation
- Shortening the average reposition time to the beginning of files in a magnetic tape5 Dec 2019US 2019/0371364 A1International Business Machines Corporation
Most cited
By later US patents
- Azimuthal magnetic recording and reproducing apparatus93US 4,539,615 AHitachi, Ltd. · 1985
- Apparatus for combining linear and rotational motion of an azimuth read/write head55US 5,680,278 AQuantum Corporation · 1997
- Large angle azimuth recording and head configurations50US 6,947,247 B2Advanced Research Corporation · 2005
- Magnetic head system for tape player16US 4,510,543 APioneer Electronic Corporation · 1985
- Quasi-statically oriented, bi-directional tape recording head14US 9,449,628 B2International Business Machines Corporation · 2016