G11B 5/4893
Relative to moving tape
Official title: {relative to moving tape}
G11B5/4893 (Relative to moving tape) appears on 516 US grants and 245 published applications in this corpus.
Search patents in G11B- Granted patents
- 516
- Published applications
- 245
- Assignees
- 106
- Inventors
- 586
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 7 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 9 | 0 |
| 1991 | 11 | 0 |
| 1992 | 5 | 0 |
| 1993 | 6 | 0 |
| 1994 | 15 | 0 |
| 1995 | 9 | 0 |
| 1996 | 13 | 0 |
| 1997 | 8 | 0 |
| 1998 | 26 | 0 |
| 1999 | 33 | 0 |
| 2000 | 23 | 0 |
| 2001 | 19 | 3 |
| 2002 | 16 | 9 |
| 2003 | 13 | 13 |
| 2004 | 13 | 16 |
| 2005 | 9 | 16 |
| 2006 | 16 | 6 |
| 2007 | 6 | 7 |
| 2008 | 5 | 7 |
| 2009 | 5 | 4 |
| 2010 | 4 | 2 |
| 2011 | 6 | 5 |
| 2012 | 5 | 3 |
| 2013 | 6 | 4 |
| 2014 | 5 | 13 |
| 2015 | 18 | 17 |
| 2016 | 30 | 20 |
| 2017 | 18 | 8 |
| 2018 | 13 | 17 |
| 2019 | 20 | 22 |
| 2020 | 24 | 6 |
| 2021 | 14 | 10 |
| 2022 | 9 | 9 |
| 2023 | 11 | 10 |
| 2024 | 10 | 4 |
| 2025 | 8 | 10 |
| 2026 | 9 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multichannel linear magnetic tape drive having dual tilting actuators4 Aug 2026US 12,700,426 B1Western Digital Technologies, Inc.
- Tape head assembly with piezoelectric actuator14 Jul 2026US 12,682,925 B2Western Digital Technologies, Inc.
- Servo write head for writing servo patterns having opposite- polarity bars16 Jun 2026US 12,658,206 B2Western Digital Technologies, Inc.
- Non-contact tape head16 Jun 2026US 12,658,208 B2Western Digital Technologies, Inc.
- Magnetic tape, magnetic tape cartridge, servo pattern recording device, magnetic tape drive, magnetic tape system, detection device, inspection device, servo pattern recording method, manufacturing method of magnetic tape, detection method, and inspection method12 May 2026US 12,626,721 B2FUJIFILM Corporation
- Servo Write Head For Writing Servo Patterns Having Opposite-Polarity Bars17 Sep 2026US 2026/0279393 A1Western Digital Technologies, Inc.
- Non-Contact Tape Head11 Jun 2026US 2026/0162676 A1Western Digital Technologies, Inc.
- Head driving device configured to move a head member relative to tape as a recording medium and configured to stably hold the head member26 Feb 2026US 2026/0057907 A1NHK Spring Co., Ltd.
- Multi-Format Data Retrieval From Legacy Tapes22 Jan 2026US 2026/0024548 A1ChannelScience, LLC
- Servo Write Head For Writing Servo Patterns Having Opposite-Polarity Bars4 Dec 2025US 2025/0372122 A1Western Digital Technologies, Inc.
Most cited
By later US patents
- Tape head with support bars162US 6,611,398 B1Quantum Corporation · 2003
- Method and system for providing a tape head subassembly structure having an integrated wear bar and outrigger rail154US 6,577,470 B1Read-Rite Corporation · 2003
- Low inductance, ferrite sub-gap substrate structure for surface film magnetic recording heads139US 6,496,328 B1Advanced Research Corporation · 2002
- Magnetic tape dimensional instability compensation by varying recording head azimuth angle125US 6,222,698 B1Hewlett-Packard Company · 2001
- Tape head having sensors proximate to an edge113US 9,837,104 B1International Business Machines Corporation · 2017