G11B 5/03
Biasing
G11B5/03 (Biasing) appears on 115 US grants and 25 published applications in this corpus.
Search patents in G11B- Granted patents
- 115
- Published applications
- 25
- Assignees
- 60
- Inventors
- 193
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 10 | 0 |
| 1982 | 9 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 7 | 0 |
| 1987 | 4 | 0 |
| 1988 | 0 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 6 |
| 2003 | 2 | 1 |
| 2004 | 2 | 1 |
| 2005 | 2 | 2 |
| 2006 | 1 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 2 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 7 | 5 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Data storage device with spiral write mode hop mitigation7 Jul 2026US 12,676,167 B1Western Digital Technologies, Inc.
- Energy-assisted magnetic recording data storage device with opportunistic boosted laser pre-biasing1 Jul 2025US 12,347,468 B2Western Digital Technologies, Inc.
- Managing laser diode cavity thermal transients in HAMR disk drives17 Dec 2024US 12,170,435 B2Western Digital Technologies, Inc.
- Energy-assisted magnetic recording data storage device with opportunistic boosted laser pre-biasing3 Dec 2024US 12,159,652 B2
- Data storage device with laser write bias optimization using disk thermal-magnetic response mapping in heat-assisted magnetic recording3 Dec 2024US 12,159,653 B1Western Digital Technologies, Inc.
- Data storage device with spiral write mode hop mitigation9 Jul 2026US 2026/0196244 A1Western Digital Technologies, Inc.
- Managing laser diode cavity thermal transients in hamr disk drives3 Oct 2024US 2024/0332893 A1Western Digital Technologies, Inc.
- Energy-assisted magnetic recording data storage device with opportunistic boosted laser pre-biasing4 Jul 2024US 2024/0221779 A1Western Digital Technologies, Inc.
- Data storage device with enhanced management of laser pre-bias and logic block addressing in heat-assisted magnetic recording4 Jul 2024US 2024/0221783 A1Western Digital Technologies, Inc.
- Energy-assisted magnetic recording data storage device with opportunistic boosted laser pre-biasing4 Jul 2024US 2024/0221784 A1Western Digital Technologies, Inc.
Most cited
By later US patents
- Patterned layers including magnetizable material60US 4,244,998 AE M I Limited · 1981
- Magnetic disk drive with structure for avoiding DC magnetic disturbance on a disk surface53US 6,999,257 B2Kabushiki Kaisha Toshiba · 2006
- Magnetic transducer head utilizing magnetoresistance effect49US 4,691,259 ASony Corporation · 1987
- Buried servo recording systems and methods30US 4,318,141 AInternational Business Machines Corporation · 1982
- Tape sensing device for magnetic tape recording and/or reproducing apparatus28US 4,038,692 ASony Corporation · 1977