G11B 5/714
Characterised by the dimension of the magnetic particles
Official title: characterised by the dimension of the magnetic particles
G11B5/714 (Characterised by the dimension of the magnetic particles) appears on 441 US grants and 410 published applications in this corpus.
Search patents in G11B- Granted patents
- 441
- Published applications
- 410
- Assignees
- 77
- Inventors
- 632
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 9 | 0 |
| 1985 | 7 | 0 |
| 1986 | 15 | 0 |
| 1987 | 19 | 0 |
| 1988 | 11 | 0 |
| 1989 | 10 | 0 |
| 1990 | 8 | 0 |
| 1991 | 10 | 0 |
| 1992 | 11 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 8 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 2 | 0 |
| 2000 | 11 | 0 |
| 2001 | 3 | 3 |
| 2002 | 4 | 6 |
| 2003 | 8 | 16 |
| 2004 | 10 | 29 |
| 2005 | 9 | 27 |
| 2006 | 12 | 21 |
| 2007 | 14 | 29 |
| 2008 | 9 | 8 |
| 2009 | 9 | 18 |
| 2010 | 11 | 8 |
| 2011 | 4 | 16 |
| 2012 | 8 | 6 |
| 2013 | 6 | 1 |
| 2014 | 3 | 2 |
| 2015 | 2 | 5 |
| 2016 | 4 | 6 |
| 2017 | 8 | 15 |
| 2018 | 7 | 20 |
| 2019 | 15 | 28 |
| 2020 | 27 | 25 |
| 2021 | 24 | 44 |
| 2022 | 40 | 21 |
| 2023 | 21 | 20 |
| 2024 | 9 | 9 |
| 2025 | 16 | 11 |
| 2026 | 8 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dispersed iron oxide magnetic powder slurry and method for producing same6 Oct 2026US 12,753,089 B2Dowa Electronics Materials Co., Ltd.
- Magnetic recording tape medium with conductive particle configuration and cartridge8 Sep 2026US 12,731,609 B2Sony Group Corporation
- Magnetic recording medium and cartridge7 Jul 2026US 12,676,168 B2Sony Group Corporation
- Magnetic recording medium and cartridge2 Jun 2026US 12,646,531 B2Sony Group Corporation
- Magnetic recording medium28 Apr 2026US 12,614,565 B2Sony Group Corporation
- Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus10 Sep 2026US 2026/0268933 A1FUJIFILM Corporation
- Magnetic recording medium27 Aug 2026US 2026/0253612 A1Sony Group Corporation
- Magnetic recording medium13 Aug 2026US 2026/0237402 A1Sony Group Corporation
- Magnetic recording medium6 Aug 2026US 2026/0229252 A1Sony Group Corporation
- Magnetic recording medium30 Jul 2026US 2026/0221154 A1Sony Group Corporation
Most cited
By later US patents
- Magnetic recording medium132US 9,311,946 B2Hitachi Maxell, Ltd. · 2016
- Magnetic recording medium126US 6,254,964 B1Fuji Photo Film Co., Ltd. · 2001
- Magnetic tape and magnetic tape device121US 10,074,393 B2FUJIFILM Corporation · 2018
- Longitudinal magnetic coated recording medium113US 4,746,569 AFujitsu Limited · 1988
- Composite magnetic recording media113US 9,105,294 B2Sony Corporation · 2015