G11B 21/16
Supporting the heads
Official title: Supporting the heads; Supporting the sockets for plug-in heads
G11B21/16 (Supporting the heads) appears on 1,377 US grants and 546 published applications in this corpus.
Search patents in G11B- Granted patents
- 1,377
- Published applications
- 546
- Assignees
- 242
- Inventors
- 2,130
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 7 | 0 |
| 1981 | 4 | 0 |
| 1982 | 14 | 0 |
| 1983 | 9 | 0 |
| 1984 | 15 | 0 |
| 1985 | 12 | 0 |
| 1986 | 11 | 0 |
| 1987 | 12 | 0 |
| 1988 | 11 | 0 |
| 1989 | 17 | 0 |
| 1990 | 17 | 0 |
| 1991 | 22 | 0 |
| 1992 | 20 | 0 |
| 1993 | 24 | 0 |
| 1994 | 39 | 0 |
| 1995 | 31 | 0 |
| 1996 | 35 | 0 |
| 1997 | 31 | 0 |
| 1998 | 111 | 0 |
| 1999 | 73 | 0 |
| 2000 | 107 | 0 |
| 2001 | 107 | 47 |
| 2002 | 88 | 82 |
| 2003 | 65 | 55 |
| 2004 | 80 | 40 |
| 2005 | 48 | 48 |
| 2006 | 50 | 39 |
| 2007 | 35 | 31 |
| 2008 | 21 | 29 |
| 2009 | 29 | 23 |
| 2010 | 33 | 15 |
| 2011 | 13 | 11 |
| 2012 | 22 | 5 |
| 2013 | 8 | 14 |
| 2014 | 20 | 17 |
| 2015 | 26 | 8 |
| 2016 | 10 | 5 |
| 2017 | 9 | 7 |
| 2018 | 6 | 3 |
| 2019 | 3 | 9 |
| 2020 | 13 | 8 |
| 2021 | 14 | 8 |
| 2022 | 10 | 11 |
| 2023 | 10 | 8 |
| 2024 | 6 | 9 |
| 2025 | 9 | 12 |
| 2026 | 12 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Base member, spindle motor including base member, hard disk drive device, and method for manufacturing base member28 Jul 2026US 12,694,902 B2MINEBEA MITSUMI Inc.
- Method of operating hard disk drive, corresponding control circuit, hard disk drive and processing device28 Jul 2026US 12,694,903 B2STMicroelectronics International N. V.
- Ramp and magnetic disk device30 Jun 2026US 12,670,929 B2Kabushiki Kaisha Toshiba
- Disk device and head gimbal assembly having a load beam with a varying rail configuration16 Jun 2026US 12,658,203 B2Kabushiki Kaisha Toshiba
- Die set for forming a work having a pair of flange bending parts2 Jun 2026US 12,646,529 B2NHK Spring Co., Ltd.
- Ramp pad spacer for a hard disk drive17 Sep 2026US 2026/0279398 A1Western Digital Technologies, Inc.
- Disk device12 Mar 2026US 2026/0073939 A1Kabushiki Kaisha Toshiba
- Disk device and head gimbal assembly27 Nov 2025US 2025/0364007 A1Kabushiki Kaisha Toshiba
- Method of operating hard disk drive, corresponding control circuit, hard disk drive and processing device27 Nov 2025US 2025/0364012 A1STMicroelectronics International N. V.
- Disk device30 Oct 2025US 2025/0336414 A1Kabushiki Kaisha Toshiba
Most cited
By later US patents
- Disk drive apparatus using dynamic loading/unloading217US 4,933,785 APrairietek Corporation · 1990
- Architecture for 21/2 inch diameter single disk drive185US 5,025,335 AConner Peripherals, Inc. · 1991
- Fly height servo control of read/write head suspension180US 5,377,058 AInternational Business Machines Corporation · 1994
- Slider-suspension assembly and method for attaching a slider to a suspension in a data recording disk file175US 4,761,699 AInternational Business Machines Corporation · 1988
- Disk drive employing method of monitoring transducer flying height to retire defective data site on recording surface174US 6,411,458 B1Western Digital Technologies, Inc. · 2002