G11B 5/3169
Working or finishing the interfacing surface of heads
Official title: {Working or finishing the interfacing surface of heads, e.g. lapping of heads}
G11B5/3169 (Working or finishing the interfacing surface of heads) appears on 366 US grants and 318 published applications in this corpus.
Search patents in G11B- Granted patents
- 366
- Published applications
- 318
- Assignees
- 63
- Inventors
- 690
- Latest grant
- 29 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 4 |
| 2002 | 4 | 3 |
| 2003 | 7 | 9 |
| 2004 | 11 | 19 |
| 2005 | 8 | 16 |
| 2006 | 16 | 38 |
| 2007 | 18 | 24 |
| 2008 | 21 | 41 |
| 2009 | 19 | 29 |
| 2010 | 23 | 17 |
| 2011 | 26 | 7 |
| 2012 | 24 | 3 |
| 2013 | 22 | 9 |
| 2014 | 16 | 11 |
| 2015 | 19 | 19 |
| 2016 | 17 | 10 |
| 2017 | 20 | 14 |
| 2018 | 21 | 17 |
| 2019 | 17 | 13 |
| 2020 | 14 | 6 |
| 2021 | 9 | 2 |
| 2022 | 5 | 2 |
| 2023 | 4 | 4 |
| 2024 | 3 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Adhesive for processing a microelectronic substrate, and related methods29 Apr 2025US 12,288,575 B2Seagate Technology LLC
- Method for forming a HAMR recording head with a protruding near-field transducer7 Jan 2025US 12,190,922 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.
- DFL read head with SiOx cap layer on AlOx refill layers1 Oct 2024US 12,106,787 B1Western Digital Technologies, Inc.
- Slider with bond pad arrangements19 Mar 2024US 11,935,569 B2Seagate Technology LLC
- Magnetic head, head gimbal assembly, hard disk drive, and method for processing magnetic head1 Feb 2024US 2024/0038261 A1SAE Magnetics (H. K.) Ltd.
- Electrical write/read of high-information-density magnetic thin film7 Dec 2023US 2023/0395112 A1Northwestern University
- Adhesive for processing a microelectronic substrate, and related methods9 Nov 2023US 2023/0360672 A1Seagate Technology LLC
- Methods of lapping while heating one or more features, and related sliders, row bars, and systems5 Oct 2023US 2023/0311268 A1Seagate Technology LLC
- Slider with bond pad arrangements20 Jul 2023US 2023/0230615 A1Seagate Technology LLC
Most cited
By later US patents
- Apparatus and method of device stripe height control211US 6,193,584 B1Read-Rite Corporation · 2001
- Dual electrical lapping guides with common bonding pad189US 7,551,406 B1Western Digital (Fremont), LLC · 2009
- Four pad self-calibrating electronic lapping guide173US 8,165,709 B1Western Digital (Fremont), LLC · 2012
- Method for providing an electronic lapping guide corresponding to a near-field transducer of an energy assisted magnetic recording transducer168US 8,375,565 B2Western Digital (Fremont), LLC · 2013
- Reducing thermal protrusion of a near field transducer in an energy assisted magnetic recording head166US 8,077,418 B1Western Digital (Fremont), LLC · 2011