G11B 5/59605
Circuits
Official title: {Circuits (G11B5/59627 - G11B5/59688 take precedence)}
G11B5/59605 (Circuits) appears on 865 US grants and 365 published applications in this corpus.
Search patents in G11B- Granted patents
- 865
- Published applications
- 365
- Assignees
- 146
- Inventors
- 1,203
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 6 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 13 | 0 |
| 1986 | 7 | 0 |
| 1987 | 8 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 9 | 0 |
| 1993 | 5 | 0 |
| 1994 | 12 | 0 |
| 1995 | 8 | 0 |
| 1996 | 13 | 0 |
| 1997 | 25 | 0 |
| 1998 | 31 | 0 |
| 1999 | 34 | 0 |
| 2000 | 37 | 0 |
| 2001 | 47 | 15 |
| 2002 | 41 | 46 |
| 2003 | 45 | 28 |
| 2004 | 46 | 36 |
| 2005 | 33 | 20 |
| 2006 | 39 | 22 |
| 2007 | 35 | 29 |
| 2008 | 28 | 16 |
| 2009 | 30 | 18 |
| 2010 | 23 | 30 |
| 2011 | 28 | 15 |
| 2012 | 22 | 11 |
| 2013 | 19 | 15 |
| 2014 | 41 | 5 |
| 2015 | 39 | 11 |
| 2016 | 15 | 6 |
| 2017 | 10 | 6 |
| 2018 | 13 | 1 |
| 2019 | 9 | 8 |
| 2020 | 12 | 2 |
| 2021 | 10 | 5 |
| 2022 | 7 | 9 |
| 2023 | 8 | 6 |
| 2024 | 7 | 3 |
| 2025 | 3 | 0 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Magnetic disk device and controlling method of the same10 Mar 2026US 12,573,423 B1Kabushiki Kaisha Toshiba
- Servo sectors having multiple servo address marks in a data storage device3 Mar 2026US 12,567,436 B1Western Digital Technologies, Inc.
- Digital-filter engine with pre-compute of output28 Oct 2025US 12,456,486 B1Kabushiki Kaisha Toshiba
- Magnetic disk device28 Oct 2025US 12,456,489 B2Kabushiki Kaisha Toshiba
- Harmonic sensor phase error detection for data storage devices29 Jul 2025US 12,374,362 B1Western Digital Technologies, Inc.
- Data storage device with assistive bursts in servo sectors7 May 2026US 2026/0128060 A1Western Digital Technologies, Inc.
- Magnetic disk device and controlling method of the same12 Mar 2026US 2026/0073940 A1Kabushiki Kaisha Toshiba
- Magnetic disk device26 Sep 2024US 2024/0321304 A1Kabushiki Kaisha Toshiba
- Magnetic disk drive and method of setting a notch filter of the drive4 Apr 2024US 2024/0112699 A1Kabushiki Kaisha Toshiba
- Data storage device with notch filter calibration based on multi-rate excitation and error rejection29 Feb 2024US 2024/0071415 A1Western Digital Technologies, Inc.
Most cited
By later US patents
- Class AB H-bridge using current sensing MOSFETs1,035US 6,445,530 B1Seagate Technology LLC · 2002
- Method and apparatus for fingerprinting magnetic media206US 5,365,586 AWashington University · 1994
- Servo data decoder for any amplitude dependent servo data encoding scheme196US 4,740,736 AAdvanced Micro Devices, Inc. · 1988
- Method of calibrating a write current-setting for servo writing a disk drive153US 6,525,892 B1Western Digital Technologies, Inc. · 2003
- Disk drive that discerns the polarity of a head signal from a sync mark to enhance data detection145US 6,639,748 B1Western Digital Technologies, Inc. · 2003