G11B 20/00543
Wherein external data is encrypted
Official title: {wherein external data is encrypted, e.g. for secure communication with an external device or for encrypting content on a separate record carrier}
G11B20/00543 (Wherein external data is encrypted) appears on 70 US grants and 55 published applications in this corpus.
Search patents in G11B- Granted patents
- 70
- Published applications
- 55
- Assignees
- 23
- Inventors
- 80
- Latest grant
- 5 Apr 2016
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 9 | 0 |
| 2001 | 10 | 2 |
| 2002 | 7 | 10 |
| 2003 | 9 | 8 |
| 2004 | 3 | 3 |
| 2005 | 2 | 1 |
| 2006 | 7 | 5 |
| 2007 | 1 | 4 |
| 2008 | 0 | 10 |
| 2009 | 4 | 5 |
| 2010 | 4 | 4 |
| 2011 | 4 | 2 |
| 2012 | 4 | 1 |
| 2013 | 2 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Prevent data storage device circuitry swap5 Apr 2016US 9,305,590 B2Seagate Technology LLC
- Authentication-secured access to a data carrier comprising a mass storage device and chip1 Apr 2014US 8,689,009 B2Giesecke & Devrient GmbH
- Content management program, method and device3 Sep 2013US 8,527,424 B2Fujitsu Limited
- 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 disk25 Jun 2013US 8,472,291 B2Panasonic Corporation
- Method for transmission/reception of contents usage right information in encrypted form, and device thereof7 Aug 2012US 8,238,554 B2Sanyo Electric Co., Ltd.
- Content management program, method and device29 Mar 2012US 2012/0079610 A1Fujitsu Limited
- 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
- Systems and Methods Using Cryptography to Protect Secure Computing Environments2 Jun 2011US 2011/0131422 A1Intertrust Technologies Corporation
- Device for reproducing digital content, secure electronic entity, system comprising said elements and method for reproducing digital content23 Sep 2010US 2010/0241863 A1France Telecom
- System and method for a key block based authentication17 Jun 2010US 2010/0153724 A1Koninklijke Philips Electronics N. V.
Most cited
By later US patents
- Systems and methods using cryptography to protect secure computing environments603US 6,157,721 AIntertrust Technologies Corporation · 2000
- Media content protection utilizing public key cryptography501US 6,550,011 B1Hewlett-Packard Development Company, L. P. · 2003
- Systems and methods using cryptography to protect secure computing environments383US 6,292,569 B1Intertrust Technologies Corporation · 2001
- 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