G11B 5/00813
Magnetic tapes
Official title: {magnetic tapes}
G11B5/00813 (Magnetic tapes) appears on 2,584 US grants and 1,444 published applications in this corpus.
Search patents in G11B- Granted patents
- 2,584
- Published applications
- 1,444
- Assignees
- 232
- Inventors
- 2,376
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 10 | 0 |
| 1984 | 20 | 0 |
| 1985 | 16 | 0 |
| 1986 | 24 | 0 |
| 1987 | 28 | 0 |
| 1988 | 25 | 0 |
| 1989 | 29 | 0 |
| 1990 | 20 | 0 |
| 1991 | 27 | 0 |
| 1992 | 28 | 0 |
| 1993 | 31 | 0 |
| 1994 | 62 | 0 |
| 1995 | 51 | 0 |
| 1996 | 60 | 0 |
| 1997 | 65 | 0 |
| 1998 | 112 | 0 |
| 1999 | 102 | 0 |
| 2000 | 124 | 0 |
| 2001 | 86 | 32 |
| 2002 | 60 | 47 |
| 2003 | 43 | 52 |
| 2004 | 59 | 64 |
| 2005 | 47 | 66 |
| 2006 | 57 | 37 |
| 2007 | 50 | 39 |
| 2008 | 45 | 47 |
| 2009 | 39 | 43 |
| 2010 | 33 | 32 |
| 2011 | 38 | 29 |
| 2012 | 42 | 47 |
| 2013 | 39 | 43 |
| 2014 | 70 | 64 |
| 2015 | 93 | 82 |
| 2016 | 110 | 95 |
| 2017 | 102 | 76 |
| 2018 | 91 | 102 |
| 2019 | 132 | 100 |
| 2020 | 128 | 69 |
| 2021 | 99 | 97 |
| 2022 | 94 | 42 |
| 2023 | 55 | 61 |
| 2024 | 56 | 39 |
| 2025 | 29 | 25 |
| 2026 | 30 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Single data band data storage6 Oct 2026US 12,755,758 B2International Business Machines Corporation
- Read offset calibration for magnetic tape recording22 Sep 2026US 12,744,057 B1International Business Machines Corporation
- Magnetic recording medium, magnetic tape cartridge, and magnetic recording and reproducing device8 Sep 2026US 12,731,608 B2FUJIFILM Corporation
- Magnetic recording tape medium with conductive particle configuration and cartridge8 Sep 2026US 12,731,609 B2Sony Group Corporation
- Magnetic recording medium1 Sep 2026US 12,725,634 B2Sony 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 medium and cartridge23 Jul 2026US 2026/0212887 A1Sony Group Corporation
- Non-Contact Tape Head11 Jun 2026US 2026/0162676 A1Western Digital Technologies, Inc.
- Magnetic recording medium11 Jun 2026US 2026/0162677 A1Sony Group Corporation
- Simultaneously writing data to two sets of channels in a tape media to increase channel transfer rate21 May 2026US 2026/0141918 A1International Business Machines Corporation
Most cited
By later US patents
- Digital video recorder compatible receiver with trick play image enhancement527US 5,377,051 AHitachi America, Ltd. · 1994
- Apparatus and method for tracking the playing of VCR programs447US 5,488,409 A1996
- Waveguide apparatus for coupling a high data rate signal to and from a rotary head scanner203US 4,717,974 AEastman Kodak Company · 1988
- Method for selectively playing back programs recorded on a video tape191US 5,621,579 AIndex Systems, Inc. · 1997
- Method and apparatus for automatic control of electronic equipment184US 4,475,153 ASony Corporation · 1984