G11B 5/3173
Batch fabrication, i.e. producing a plurality of head structures in one batch
Official title: {Batch fabrication, i.e. producing a plurality of head structures in one batch}
G11B5/3173 (Batch fabrication, i.e. producing a plurality of head structures in one batch) appears on 357 US grants and 327 published applications in this corpus.
Search patents in G11B- Granted patents
- 357
- Published applications
- 327
- Assignees
- 62
- Inventors
- 736
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 13 | 11 |
| 2002 | 13 | 22 |
| 2003 | 20 | 23 |
| 2004 | 29 | 22 |
| 2005 | 12 | 22 |
| 2006 | 20 | 34 |
| 2007 | 16 | 23 |
| 2008 | 24 | 38 |
| 2009 | 20 | 34 |
| 2010 | 18 | 14 |
| 2011 | 18 | 10 |
| 2012 | 28 | 6 |
| 2013 | 19 | 9 |
| 2014 | 10 | 9 |
| 2015 | 14 | 17 |
| 2016 | 16 | 8 |
| 2017 | 11 | 4 |
| 2018 | 8 | 9 |
| 2019 | 11 | 7 |
| 2020 | 10 | 2 |
| 2021 | 4 | 1 |
| 2022 | 2 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Joining components from wafers having different pattern densities19 Aug 2025US 12,394,433 B1Seagate Technology LLC
- Magnetic head, head gimbal assembly, hard disk drive, and method for processing magnetic head1 Oct 2024US 12,106,786 B2SAE Magnetics (H. K.) Ltd.
- Segmented front bar for particle robustness3 Oct 2023US 11,776,571 B1Western Digital Technologies, Inc.
- One or more sliders that include a protective overcoat that extends across the entire air bearing surface31 May 2022US 11,348,603 B2Seagate Technologv LLC
- Method of making a high density slider clamp fixture19 Apr 2022US 11,307,028 B2Western Digital Technologies, Inc.
- Magnetic head, head gimbal assembly, hard disk drive, and method for processing magnetic head1 Feb 2024US 2024/0038261 A1SAE Magnetics (H. K.) Ltd.
- Hard disk drive head slider for secondary actuator stroke improvement27 Oct 2022US 2022/0343949 A1Western Digital Technologies, Inc.
- One or more sliders that include a protective overcoat that extends across the entire air bearing surface4 Nov 2021US 2021/0343310 A1Seagate Technology LLC
- High density slider clamp fixture3 Sep 2020US 2020/0278199 A1SanDisk Technologies LLC
- Stress-free tape head module27 Feb 2020US 2020/0066300 A1International Business Machines Corporation
Most cited
By later US patents
- Apparatus and method of device stripe height control211US 6,193,584 B1Read-Rite Corporation · 2001
- Four pad self-calibrating electronic lapping guide173US 8,165,709 B1Western Digital (Fremont), LLC · 2012
- Method and system for mounting lasers on energy assisted magnetic recording heads164US 8,012,804 B1Western Digital (Fremont), LLC · 2011
- Method and system for reducing thermal protrusion of an NFT161US 8,565,049 B1Western Digital (Fremont), LLC · 2013
- Method for modeling devices in a wafer160US 8,307,539 B1Western Digital (Fremont), LLC · 2012