G11B 2220/2516
Hard disks
G11B2220/2516 (Hard disks) appears on 2,041 US grants and 2,071 published applications in this corpus.
Search patents in G11B- Granted patents
- 2,041
- Published applications
- 2,071
- Assignees
- 308
- Inventors
- 2,827
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 11 | 0 |
| 2000 | 28 | 0 |
| 2001 | 27 | 12 |
| 2002 | 32 | 92 |
| 2003 | 58 | 55 |
| 2004 | 32 | 119 |
| 2005 | 36 | 120 |
| 2006 | 87 | 201 |
| 2007 | 116 | 198 |
| 2008 | 102 | 161 |
| 2009 | 153 | 239 |
| 2010 | 174 | 195 |
| 2011 | 362 | 284 |
| 2012 | 200 | 124 |
| 2013 | 211 | 97 |
| 2014 | 160 | 36 |
| 2015 | 61 | 21 |
| 2016 | 34 | 9 |
| 2017 | 19 | 9 |
| 2018 | 16 | 7 |
| 2019 | 16 | 13 |
| 2020 | 11 | 8 |
| 2021 | 5 | 1 |
| 2022 | 10 | 12 |
| 2023 | 11 | 23 |
| 2024 | 18 | 22 |
| 2025 | 22 | 12 |
| 2026 | 11 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Switch device and hard disk device1 Sep 2026US 12,726,194 B2Rohm Co., Ltd.
- Optical signal transmission in a hard disk drive25 Aug 2026US 12,718,840 B2Seagate Technology LLC
- Increased VCM current resolution during track follow to decrease NRRO11 Aug 2026US 12,706,116 B2Western Digital Technologies, Inc.
- Disk device with exposed inner surface regions for improved cover coupling4 Aug 2026US 12,700,427 B2Kabushiki Kaisha Toshiba
- Near field transducers having magnetic inlays for improved heat-assisted magnetic recording28 Jul 2026US 12,694,897 B1Seagate Technology LLC
- Air bearing design for high oxygen partial pressure for heat-assisted magnetic recording30 Jul 2026US 2026/0221152 A1Western Digital Technologies, Inc.
- Magnetic disk device25 Dec 2025US 2025/0391426 A1Kabushiki Kaisha Toshiba
- Disk device4 Sep 2025US 2025/0279119 A1Kabushiki Kaisha Toshiba
- Fine actuator reaction force cancellation flexible suspension21 Aug 2025US 2025/0266059 A1Western Digital Technologies, Inc.
- Magnetic head and magnetic recording device17 Jul 2025US 2025/0232788 A1Kabushiki Kaisha Toshiba
Most cited
By later US patents
- Integration of music from a personal library with real-time information1,026US 6,192,340 B12001
- Optical disc having an area storing original and user chain information specifying at least part of a video object stored on the disc, and a computer program and recording apparatus for recording and editing the chain information540US 6,181,870 B2Matushita Electric Industrial Co., Ltd. · 2001
- Storage controller configured to select unused regions of a storage device for data storage according to head position524US 6,789,162 B1Sun Microsystems, Inc. · 2004
- Video monitoring and conferencing system518US 5,625,410 A1997
- Voice activated controller for recording and retrieving audio/video programs448US 6,643,620 B1Matsushita Electric Industrial Co., Ltd. · 2003