G11B 2020/10898
Overwriting or replacing recorded data
Official title: {Overwriting or replacing recorded data}
G11B2020/10898 (Overwriting or replacing recorded data) appears on 237 US grants and 215 published applications in this corpus.
Search patents in G11B- Granted patents
- 237
- Published applications
- 215
- Assignees
- 71
- Inventors
- 264
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 17 | 0 |
| 2001 | 4 | 1 |
| 2002 | 10 | 15 |
| 2003 | 9 | 15 |
| 2004 | 11 | 16 |
| 2005 | 4 | 24 |
| 2006 | 16 | 29 |
| 2007 | 11 | 21 |
| 2008 | 18 | 31 |
| 2009 | 14 | 11 |
| 2010 | 23 | 7 |
| 2011 | 17 | 6 |
| 2012 | 16 | 7 |
| 2013 | 8 | 3 |
| 2014 | 4 | 2 |
| 2015 | 6 | 6 |
| 2016 | 5 | 6 |
| 2017 | 7 | 3 |
| 2018 | 3 | 2 |
| 2019 | 4 | 2 |
| 2020 | 2 | 3 |
| 2021 | 10 | 3 |
| 2022 | 1 | 1 |
| 2023 | 3 | 0 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Magnetic disk device12 Aug 2025US 12,387,757 B1Kabushiki Kaisha Toshiba
- System and method for capturing audio or video data31 Dec 2024US 12,184,925 B1United Services Automobile Association (USAA)
- System and method for capturing audio or video data28 Mar 2023US 11,617,006 B1United Services Automobile Associates (USAA)
- Magnetic disk device and rewrite processing method28 Feb 2023US 11,594,250 B2Kabushiki Kaisha Toshiba
- Magnetic disk device having first and second assist elements and write operation method31 Jan 2023US 11,568,892 B2Kabushiki Kaisha Toshiba
- Magnetic disk device14 Aug 2025US 2025/0259651 A1Kabushiki Kaisha Toshiba
- Magnetic disk device and rewrite processing method3 Mar 2022US 2022/0068302 A1Kabushiki Kaisha Toshiba
- Magnetic disk device having first and second assist elements and write operation method25 Nov 2021US 2021/0366517 A1Kabushiki Kaisha Toshiba
- Magnetic disk device and write operation method25 Mar 2021US 2021/0090605 A1Kabushiki Kaisha Toshiba
- Recording device, readout device, recording method, recording program, readout method, readout program, and magnetic tape7 Jan 2021US 2021/0005221 A1FUJIFILM Corporation
Most cited
By later US patents
- Virtual addressing of optical storage media as magnetic tape equivalents575US 5,455,926 AData/Ware Development, Inc. · 1995
- Pseudo-erasable and rewritable write-once optical disk memory system175US 4,953,122 ALaserdrive Ltd. · 1990
- Optical recording medium, data recording method for rewritable-type phase change type optical disc, data erase method for rewritable compact disc, data erase method for rewritable phase change type recording medium, read only data erase method, and recording/readout apparatus121US 6,671,249 B2Mitsubishi Chemical Corporation · 2003
- Modular data storage directories for large-capacity data storage units116US 4,827,462 AInternational Business Machines Corporation · 1989
- Storage medium control system for controlling a write-once read-many storage medium116US 5,448,728 ASharp Kabushiki Kaisha · 1995