G11B 5/1872
For improving the form of the electrical signal transduced
Official title: {for improving the form of the electrical signal transduced, e.g. compensation of "contour effect"}
G11B5/1872 (For improving the form of the electrical signal transduced) appears on 55 US grants and 35 published applications in this corpus.
Search patents in G11B- Granted patents
- 55
- Published applications
- 35
- Assignees
- 32
- Inventors
- 143
- Latest grant
- 20 Oct 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 5 |
| 2006 | 1 | 4 |
| 2007 | 4 | 8 |
| 2008 | 4 | 3 |
| 2009 | 2 | 4 |
| 2010 | 5 | 0 |
| 2011 | 1 | 0 |
| 2012 | 2 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
| 2015 | 2 | 2 |
| 2016 | 4 | 6 |
| 2017 | 2 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Heat-assisted magnetic recording head with constant-width gap between near-field transducer and side shield20 Oct 2020US 10,811,035 B1Seagate Technology LLC
- Hyperbolic metamaterial-based near-field transducer for heat assisted magnetic recording head3 Sep 2019US 10,403,310 B1Seagate Technology LLC
- Hyperbolic metamaterial-based near-field transducer for heat assisted magnetic recording head17 Jul 2018US 10,026,421 B1Seagate Technology LLC
- Miniskirt tape head having quasi-statically tilted transducer arrays25 Jul 2017US 9,715,886 B2International Business Machines Corporation
- Miniskirt tape head having quasi-statically tilted transducer arrays21 Feb 2017US 9,576,596 B2International Business Machines Corporation
- Miniskirt tape head having quasi-statically tilted transducer arrays7 Jul 2016US 2016/0196844 A1International Business Machines Corporation
- Pmr writer with constant side wall angle5 May 2016US 2016/0125899 A1Western Digital (Fremont), LLC
- Miniskirt tape head having quasi-statically tilted transducer arrays18 Feb 2016US 2016/0049166 A1International Business Machines Corporation
- Miniskirt tape head having quasi-statically tilted transducer arrays14 Jan 2016US 2016/0012831 A1International Business Machines Corporation
- Miniskirt tape head having quasi-statically tilted transducer arrays14 Jan 2016US 2016/0012832 A1International Business Machines Corporation
Most cited
By later US patents
- Pole tip with sides flared at media-facing surface163US 7,133,253 B1Western Digital (Fremont), LLC · 2006
- Planarized thin film magnetic write head with submicron trackwidth96US 5,652,687 AInternational Business Machines Corporation · 1997
- Method of making a planarized thin film magnetic write head with submicron trackwidth96US 5,802,700 AInternational Business Machines Corporation · 1998
- Dedicated ID-OD writer with beveled pole tips and method of manufacture49US 8,310,782 B2Seagate Technology LLC · 2012
- Perpendicular magnetic recording head with flare and taper configurations47US 7,212,379 B2Hitachi Global Storage Technologies Netherlands B. V. · 2007