G11B 20/00347
Wherein the medium identifier is used as a key
Official title: {wherein the medium identifier is used as a key}
G11B20/00347 (Wherein the medium identifier is used as a key) appears on 156 US grants and 133 published applications in this corpus.
Search patents in G11B- Granted patents
- 156
- Published applications
- 133
- Assignees
- 39
- Inventors
- 213
- Latest grant
- 7 Nov 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 8 | 0 |
| 2001 | 12 | 7 |
| 2002 | 9 | 15 |
| 2003 | 9 | 16 |
| 2004 | 9 | 15 |
| 2005 | 8 | 27 |
| 2006 | 8 | 5 |
| 2007 | 13 | 10 |
| 2008 | 14 | 12 |
| 2009 | 15 | 14 |
| 2010 | 12 | 3 |
| 2011 | 8 | 5 |
| 2012 | 6 | 3 |
| 2013 | 3 | 0 |
| 2014 | 4 | 0 |
| 2015 | 3 | 1 |
| 2016 | 0 | 0 |
| 2017 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Information processing device, information processing method, and program7 Nov 2017US 9,811,670 B2Sony Corporation
- Compressed audio information7 Feb 2017US 9,564,169 B2
- Recording/reproducing device, communication device, program, system LSI28 Apr 2015US 9,020,855 B2Panasonic Intellectual Property Management Co., Ltd.
- Method and device for identifying objects27 Jan 2015US 8,942,372 B2SecureCode Ltd
- Information processing device, information processing method, and program20 Jan 2015US 8,938,073 B2Sony Corporation
- Information processing device, information processing method, and program12 Feb 2015US 2015/0046719 A1Sony Corporation
- Interoperable Digital Rights Management6 Sep 2012US 2012/0224696 A1Disney Enterprises, Inc.
- Information processing device, information processing method, and program23 Feb 2012US 2012/0045062 A1Sony Corporation
- Information processing device, information processing method, and program23 Feb 2012US 2012/0047360 A1Sony Corporation
- Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk24 Nov 2011US 2011/0286315 A1Panasonic Corporation
Most cited
By later US patents
- Electronic data protection system234US 5,392,351 AFujitsu Limited · 1995
- Optical disk, optical disk recording and reproducing apparatus, method for recording, reproducing and deleting data on optical disk, and information processing system144US 6,938,162 B1Matsushita Electric Industrial Co., Ltd. · 2005
- Optical disk, optical recorder, optical reproducer, crytocommunication system and program license system125US 6,081,785 AMatsushita Electric Industrial Co., Ltd. · 2000
- Software copying system124US 5,805,699 AFujitsu Limited · 1998
- Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk108US 6,052,465 AMatsushita Electric Industrial Co., Ltd. · 2000