G11B 5/0245
Bulk erasing
Official title: {Bulk erasing}
G11B5/0245 (Bulk erasing) appears on 106 US grants and 84 published applications in this corpus.
Search patents in G11B- Granted patents
- 106
- Published applications
- 84
- Assignees
- 51
- Inventors
- 164
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 1 |
| 2003 | 3 | 3 |
| 2004 | 2 | 2 |
| 2005 | 1 | 6 |
| 2006 | 8 | 6 |
| 2007 | 3 | 11 |
| 2008 | 1 | 9 |
| 2009 | 4 | 2 |
| 2010 | 6 | 6 |
| 2011 | 7 | 7 |
| 2012 | 3 | 3 |
| 2013 | 6 | 1 |
| 2014 | 4 | 2 |
| 2015 | 0 | 2 |
| 2016 | 4 | 3 |
| 2017 | 0 | 2 |
| 2018 | 2 | 3 |
| 2019 | 2 | 3 |
| 2020 | 4 | 1 |
| 2021 | 5 | 4 |
| 2022 | 2 | 2 |
| 2023 | 2 | 1 |
| 2024 | 0 | 1 |
| 2025 | 3 | 1 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Magnetic storage declassification device12 May 2026US 12,623,229 B2Iron Mountain Incorporated
- Erasing of data from tapes24 Mar 2026US 12,586,602 B2Insurgo Holdings Limited
- Hard drive dismantling system10 Feb 2026US 12,544,765 B2Serenity Data Security, LLC
- Devices and methods for degaussing magnetic recording storage media18 Nov 2025US 12,475,917 B1The Regents of the University of California
- Apparatus for separating components of a hard disk drive8 Jul 2025US 12,353,198 B2
- Erasing of data from tapes22 Jan 2026US 2026/0024549 A1Insurgo Holdings Limited
- Devices and methods for degaussing magnetic recording storage media20 Nov 2025US 2025/0356876 A1The Regents of the University of California
- Apparatus for separating components of a hard disk drive28 Mar 2024US 2024/0103501 A1
- Magnetic storage declassification device13 Apr 2023US 2023/0111358 A1Iron Mountain Incorporated
- Capacitor Discharge Magnet Degausser Mechanism for Destroying the Functionality of Data Bearing Components of Magnetic Media Data Bearing Devices30 Jun 2022US 2022/0208219 A1
Most cited
By later US patents
- Magnetic media erasure system36US 5,132,860 A1992
- High energy degausser34US 4,621,299 AGeneral Kinetics, Incorporated · 1986
- Bulk degausser27US 4,751,608 AData Security, Inc. · 1988
- Bulk tape eraser with rotating magnetic field25US 4,423,460 ALDJ Electronics, Inc. · 1983
- Hand-operated bulk eraser for magnetic tape cassettes23US 4,157,581 ATDK Electronics Co., Ltd. · 1979