G06F 3/0676
Magnetic disk device
Official title: {Magnetic disk device}
G06F3/0676 (Magnetic disk device) appears on 1,466 US grants and 1,288 published applications in this corpus.
Search patents in G06F- Granted patents
- 1,466
- Published applications
- 1,288
- Assignees
- 404
- Inventors
- 2,791
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 8 | 0 |
| 1995 | 8 | 0 |
| 1996 | 9 | 0 |
| 1997 | 20 | 0 |
| 1998 | 44 | 0 |
| 1999 | 35 | 0 |
| 2000 | 35 | 0 |
| 2001 | 47 | 21 |
| 2002 | 43 | 42 |
| 2003 | 47 | 65 |
| 2004 | 60 | 53 |
| 2005 | 37 | 71 |
| 2006 | 42 | 76 |
| 2007 | 37 | 74 |
| 2008 | 52 | 63 |
| 2009 | 48 | 53 |
| 2010 | 63 | 47 |
| 2011 | 51 | 41 |
| 2012 | 62 | 27 |
| 2013 | 45 | 33 |
| 2014 | 37 | 42 |
| 2015 | 41 | 57 |
| 2016 | 56 | 52 |
| 2017 | 44 | 46 |
| 2018 | 41 | 39 |
| 2019 | 61 | 55 |
| 2020 | 58 | 52 |
| 2021 | 55 | 56 |
| 2022 | 64 | 76 |
| 2023 | 64 | 67 |
| 2024 | 70 | 41 |
| 2025 | 39 | 19 |
| 2026 | 21 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Storage device and storage device restart method capable of continuously processing an input/output request from a host device25 Aug 2026US 12,717,503 B2Hitachi Vantara, Ltd.
- Memory device configuration based on host behavior25 Aug 2026US 12,717,504 B2Micron Technology, Inc.
- Prioritized thin provisioning with eviction overflow between tiers18 Aug 2026US 12,710,887 B2Microsoft Technology Licensing, LLC
- Enhanced workload management using internal copy and/or zone-append technologies7 Jul 2026US 12,675,219 B2Dropbox, Inc.
- Methods for reducing time to resume data operations in spun down hard drives16 Jun 2026US 12,656,967 B2Seagate Technology LLC
- Aggregating log data to a redundant die of a memory sub-system8 Oct 2026US 2026/0310376 A1Micron Technology, Inc.
- Data storage device with deferred decoding of analog read signals8 Oct 2026US 2026/0311725 A1Western Digital Technologies, Inc.
- Information processing apparatus, life prediction method for information processing apparatus, and non-transitory recording medium1 Oct 2026US 2026/0299791 A1Ricoh Company, Ltd.
- Control device, disk device, control method, and storage medium24 Sep 2026US 2026/0288354 A1Kabushiki Kaisha Toshiba
- Methods for reducing time to resume data operations in spun down hard drives17 Sep 2026US 2026/0277459 A1Seagate Technology LLC
Most cited
By later US patents
- 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
- Fault tolerant computer with archival rollback capabilities521US 5,325,519 ATexas Microsystems, Inc. · 1994
- Access control apparatus and access control method297US 8,032,721 B2Toshiba Storage Device Corporation · 2011
- Disk controller having sequential digital logic in a state machine for transferring data between DMA device and disk drive with minimal assistance of the CPU281US 5,721,949 AApple Computer, Inc. · 1998
- Conflict detection for queued command handling in disk drive controller231US 6,490,635 B1Western Digital Technologies, Inc. · 2002