G11B 20/0063
Wherein the modification to the logical format mainly concerns management data
Official title: {wherein the modification to the logical format mainly concerns management data, e.g., by changing the format of the TOC or the subcode}
G11B20/0063 (Wherein the modification to the logical format mainly concerns management data) appears on 68 US grants and 79 published applications in this corpus.
Search patents in G11B- Granted patents
- 68
- Published applications
- 79
- Assignees
- 37
- Inventors
- 131
- Latest grant
- 21 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 1 |
| 2002 | 3 | 9 |
| 2003 | 2 | 6 |
| 2004 | 2 | 9 |
| 2005 | 2 | 14 |
| 2006 | 10 | 7 |
| 2007 | 6 | 10 |
| 2008 | 5 | 9 |
| 2009 | 3 | 4 |
| 2010 | 5 | 3 |
| 2011 | 4 | 1 |
| 2012 | 4 | 3 |
| 2013 | 4 | 1 |
| 2014 | 2 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Magnetic disk device21 Jan 2025US 12,205,617 B2Kabushiki Kaisha Toshiba
- Magnetic disk device configured to write parity data that is based on data being written to a parity sector when no error is detected in writing the data being written10 Dec 2019US 10,504,550 B2Kabushiki Kaisha Toshiba
- Copying apparatus for copying a recoding medium, a method thereof and a computer program thereof3 Feb 2015US 8,949,552 B2Settec Inc.
- Copy-protected optical recording medium, method for driving thereof and method for manufacturing thereof8 Jul 2014US 8,773,961 B2
- Apparatus for and a method of copy-protecting a content carrying recording medium8 Apr 2014US 8,695,103 B2Rovi Solutions Corporation
- Magnetic disk device5 Sep 2024US 2024/0296869 A1Kabushiki Kaisha Toshiba
- Magnetic disk device configured to write parity data that is based on data being written to a parity sector when noo error is detected in writing the data being written12 Sep 2019US 2019/0279678 A1Kabushiki Kaisha Toshiba
- Copy-protected optical recording medium, method for driving thereof and method for manufacturing thereof20 Jun 2013US 2013/0155830 A1Settec Inc.
- Method and devices for copy protection, copy protected record carrier4 Oct 2012US 2012/0250473 A1Sony Corporation
- Method and devices for copy protection, copy protected record carrier4 Oct 2012US 2012/0250477 A1Sony Corporation
Most cited
By later US patents
- Recording medium capable of recording a first data-type and a second data-type, playback method and playback device for playing back from the recording medium, and recording device for recording first-type data and second type data on the recording medium122US 5,805,550 ASony Corporation · 1998
- Optical disc with sector address irregularities to prevent copying, and apparatus for recording and detecting such copy protection67US 5,930,209 AU. S. Philips Corporation · 1999
- Optical disc copy management system60US 6,535,858 B1SONY DADC Austria AG · 2003
- Information carrier containing auxiliary information, reading device and method of manufacturing such an information carrier54US 6,031,815 AU. S. Philips Corporation · 2000
- Recording medium capable of recording a first data-type and a second data-type, playback method and playback device for playing back from the recording medium, and recording device for recording first-type data and second-type data on the recording medium48US 5,737,290 ASony Corporation · 1998