G11B 5/842
Coating a support with a liquid magnetic dispersion
G11B5/842 (Coating a support with a liquid magnetic dispersion) appears on 305 US grants and 119 published applications in this corpus.
Search patents in G11B- Granted patents
- 305
- Published applications
- 119
- Assignees
- 81
- Inventors
- 570
- Latest grant
- 13 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 11 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 14 | 0 |
| 1985 | 14 | 0 |
| 1986 | 6 | 0 |
| 1987 | 13 | 0 |
| 1988 | 11 | 0 |
| 1989 | 13 | 0 |
| 1990 | 10 | 0 |
| 1991 | 8 | 0 |
| 1992 | 10 | 0 |
| 1993 | 11 | 0 |
| 1994 | 2 | 0 |
| 1995 | 13 | 0 |
| 1996 | 9 | 0 |
| 1997 | 10 | 0 |
| 1998 | 17 | 0 |
| 1999 | 5 | 0 |
| 2000 | 10 | 0 |
| 2001 | 4 | 1 |
| 2002 | 5 | 5 |
| 2003 | 2 | 8 |
| 2004 | 6 | 14 |
| 2005 | 4 | 9 |
| 2006 | 5 | 10 |
| 2007 | 7 | 6 |
| 2008 | 2 | 2 |
| 2009 | 3 | 8 |
| 2010 | 1 | 6 |
| 2011 | 2 | 4 |
| 2012 | 1 | 3 |
| 2013 | 2 | 3 |
| 2014 | 2 | 3 |
| 2015 | 2 | 2 |
| 2016 | 3 | 3 |
| 2017 | 5 | 8 |
| 2018 | 4 | 8 |
| 2019 | 2 | 2 |
| 2020 | 8 | 4 |
| 2021 | 4 | 5 |
| 2022 | 7 | 3 |
| 2023 | 1 | 1 |
| 2024 | 2 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Hexagonal ferrite magnetic powder and method for producing same13 May 2025US 12,300,410 B2Dowa Electronics Materials Co., Ltd.
- Magnetic recording medium10 Sep 2024US 12,087,340 B2Sony Group Corporation
- Process for forming tape media having synergistic magnetic recording layer and underlayer18 Jun 2024US 12,014,760 B2International Business Machines Corporation
- Method of producing magnetic powder and method of producing magnetic recording medium28 Nov 2023US 11,830,533 B2Sony Corporation
- Method of producing a magnetic powder and method of producing a magnetic recording medium6 Dec 2022US 11,521,649 B2Sony Corporation
- Magnetic recording medium30 Jan 2025US 2025/0037740 A1Sony Group Corporation
- Hexagonal ferrite magnetic powder and method for producing same16 Mar 2023US 2023/0081863 A1Dowa Electronics Materials Co., Ltd.
- Magnetic recording medium8 Dec 2022US 2022/0392488 A1Sony Group Corporation
- Magnetic recording medium5 May 2022US 2022/0139423 A1Sony Group Corporation
- Method of producing paint, method of producing magnetic recording medium, method of measuring dispersibility of paint, and stirring apparatus24 Mar 2022US 2022/0093128 A1Sony Group Corporation
Most cited
By later US patents
- Magnetic recording medium and method for producing the same168US 5,474,814 AFuji Photo Film Co., Ltd. · 1995
- Methods for the manufacture of magnetically responsive particles159US 5,698,271 AImmunivest Corporation · 1997
- Magnetic recording medium136US 5,645,917 AFuji Photo Film Co., Ltd. · 1997
- 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