G11B 5/7334
Base layer characterised by composition or structure
Official title: {Base layer characterised by composition or structure}
G11B5/7334 (Base layer characterised by composition or structure) appears on 112 US grants and 87 published applications in this corpus.
Search patents in G11B- Granted patents
- 112
- Published applications
- 87
- Assignees
- 29
- Inventors
- 259
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 7 | 0 |
| 2001 | 7 | 3 |
| 2002 | 5 | 4 |
| 2003 | 2 | 4 |
| 2004 | 8 | 9 |
| 2005 | 3 | 11 |
| 2006 | 3 | 4 |
| 2007 | 2 | 4 |
| 2008 | 2 | 4 |
| 2009 | 1 | 3 |
| 2010 | 2 | 4 |
| 2011 | 1 | 3 |
| 2012 | 0 | 1 |
| 2013 | 3 | 1 |
| 2014 | 0 | 3 |
| 2015 | 2 | 1 |
| 2016 | 1 | 3 |
| 2017 | 2 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 6 |
| 2021 | 2 | 4 |
| 2022 | 5 | 2 |
| 2023 | 3 | 4 |
| 2024 | 4 | 3 |
| 2025 | 5 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Magnetic tape having characterized bright regions on magnetic layer, magnetic tape cartridge, and magnetic tape apparatus23 Sep 2025US 12,424,245 B2FUJIFILM Corporation
- Magnetic recording medium and cartridge16 Sep 2025US 12,417,784 B2Sony Group Corporation
- Magnetic recording medium19 Aug 2025US 12,394,436 B2Sony Corporation
- Magnetic tape having characterized magnetic layer surface, magnetic tape cartridge, and magnetic tape device20 May 2025US 12,308,059 B2FUJIFILM Corporation
- Magnetic tape having characterized magnetic layer surface, magnetic tape cartridge, and magnetic tape device20 May 2025US 12,308,060 B2FUJIFILM Corporation
- Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus10 Sep 2026US 2026/0268935 A1FUJIFILM Corporation
- Magnetic recording medium6 Aug 2026US 2026/0229252 A1Sony Group Corporation
- Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus13 Nov 2025US 2025/0349318 A1FUJIFILM Corporation
- Magnetic recording medium and cartridge22 May 2025US 2025/0166657 A1Sony Group Corporation
- Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus27 Jun 2024US 2024/0212710 A1FUJIFILM Corporation
Most cited
By later US patents
- Magnetic tape and method of manufacturing the same123US 9,711,174 B2FUJIFILM Corporation · 2017
- Magnetic tape and method of manufacturing the same123US 9,721,605 B2FUJIFILM Corporation · 2017
- Magnetic recording medium and production method thereof114US 6,207,252 B1Verbatim Corporation · 2001
- Coated article having improved adhesion to organic coatings56US 5,639,546 AMinnesota Mining and Manufacturing Company · 1997
- Magnetic recording medium52US 4,963,433 AFuji Photo Film Co., Ltd. · 1990