G11B 5/627
Of leaders for magnetic tapes
Official title: of leaders for magnetic tapes, e.g. non-magnetic strips on the tapes or for connection
G11B5/627 (Of leaders for magnetic tapes) appears on 29 US grants and 17 published applications in this corpus.
Search patents in G11B- Granted patents
- 29
- Published applications
- 17
- Assignees
- 15
- Inventors
- 66
- Latest grant
- 30 Aug 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 5 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 3 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 2 |
| 2022 | 2 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus30 Aug 2022US 11,430,475 B2FUJIFILM Corporation
- Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus16 Aug 2022US 11,417,357 B2FUJIFILM Corporation
- Tape cartridge having tape media having synergistic magnetic recording layer and underlayer26 Oct 2021US 11,158,337 B2International Business Machines Corporation
- Magnetic tape having characterized magnetic layer and hexagonal ferrite powder12 Nov 2019US 10,477,072 B2FUJIFILM Corporation
- Data storage tape for minimized damage6 Sep 2011US 8,014,102 B2Oracle America, Inc.
- Method of manufacturing magnetic recording medium29 Jan 2026US 2026/0031104 A1Resonac Hard Disk Corporation
- Magnetic recording medium and magnetic recording medium cartridge5 Dec 2024US 2024/0404555 A1Sony Group Corporation
- Tape cartridge having tape media having synergistic magnetic recording layer and underlayer25 Feb 2021US 2021/0056985 A1International Business Machines Corporation
- Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus21 Jan 2021US 2021/0020195 A1FUJIFILM Corporation
- Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus30 Jan 2020US 2020/0035265 A1FUJIFILM Corporation
Most cited
By later US patents
- Abrasive tape53US 4,764,423 AFuji Photo Film Co., Ltd. · 1988
- Magnetic tape having characterized magnetic layer and hexagonal ferrite powder46US 10,477,072 B2FUJIFILM Corporation · 2019
- Leader or trailer for a magnetic tape16US 4,146,031 AFuji Photo Film Co., Ltd. · 1979
- Leader tape15US 4,422,119 A1983
- Leader or trailer tape10US 4,532,172 AFuji Photo Film Co., Ltd. · 1985