G11B 5/016
Using magnetic foils
Official title: using magnetic foils
G11B5/016 (Using magnetic foils) appears on 103 US grants and 13 published applications in this corpus.
Search patents in G11B- Granted patents
- 103
- Published applications
- 13
- Assignees
- 47
- Inventors
- 200
- Latest grant
- 23 Aug 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 7 | 0 |
| 1987 | 6 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 8 | 0 |
| 2001 | 4 | 4 |
| 2002 | 8 | 4 |
| 2003 | 1 | 3 |
| 2004 | 7 | 0 |
| 2005 | 1 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Assembly that enables reduction in disk to disk spacing23 Aug 2022US 11,423,927 B2Seagate Technology LLC
- Magnetic recording and reproduction method15 Aug 2006US 7,092,210 B2Fuji Photo Film Co., Ltd.
- Magnetic recording apparatus6 Jun 2006US 7,057,839 B2Rohm Co., Ltd.
- Method and device for varying resonant frequency of magnetic memory device6 Sep 2005US 6,940,673 B2Sony Corporation
- Digital VFO device21 Dec 2004US 6,833,971 B2NEC Electronics Corporation
- Assembly that enables reduction in disk to disk spacing7 Oct 2021US 2021/0312945 A1Seagate Technology LLC
- Magnetic recording and reproduction method20 Jan 2005US 2005/0013046 A1Fuji Photo Film Co., Ltd.
- Method of manufacturing a magnetic head23 Oct 2003US 2003/0196317 A1Minebea Co., Ltd.
- Digital VFO device9 Oct 2003US 2003/0189779 A1NEC Electronics Corporation
- Magnetic recording apparatus31 Jul 2003US 2003/0142433 A1Rohm Co., Ltd.
Most cited
By later US patents
- Thin film write head with universal coil design158US 6,674,610 B1Western Digital (Fremont), LLC · 2004
- Method and apparatus for adjusting data window phase when retrieving data stored on a recording medium42US 6,078,451 AInternational Business Machines Corporation · 2000
- Digital magnetic recording/reproduction apparatus and method39US 4,908,722 AKabushiki Kaisha Toshiba · 1990
- Flexible disc device for media of different track densities33US 4,622,601 AMitsubishi Denki Kabushiki Kaisha · 1986
- Binarily related variable rate recorder30US 4,714,967 AEastman Kodak Company · 1987