Issued Patents All Time
Showing 51–75 of 93 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7539307 | System, method, and service for delivering enhanced multimedia content on physical media | Florian Pestoni | 2009-05-26 |
| 7523307 | Method for ensuring content protection and subscription compliance | Dalit Naor, Sigfredo I. Nin, Florian Pestoni | 2009-04-21 |
| 7516331 | Tamper-resistant trusted java virtual machine and method of using the same | Hongxia Jin, Donald E. Leake, Jr., Sigfredo I. Nin, Wilfred E. Plouffe, Jr. | 2009-04-07 |
| 7505593 | Method for tracing traitors and preventing piracy of digital content in a broadcast encryption system | Hongxia Jin | 2009-03-17 |
| 7499550 | System and method for protecting a title key in a secure distribution system for recordable media content | Deirdre Michelle Joy Athaide, Kevin Thomas Driver, Lara Marie Lewis, Florian Pestoni, Savitha Srinivasan +1 more | 2009-03-03 |
| 7500109 | System and method for secure authentication of external software modules provided by third parties | Stefan Nusser, Paul R. Rettig | 2009-03-03 |
| 7380137 | Content guard system for copy protection of recordable media | Alan E. Bell, Chandler Brendan Stanton Traw | 2008-05-27 |
| 7356147 | Method, system and program product for attaching a title key to encrypted content for synchronized transmission to a recipient | Eric M. Foster, Florian Pestoni, Wilfred E. Plouffe, Jr., Frank A. Schaffa | 2008-04-08 |
| 7305564 | System and method to proactively detect software tampering | Hongxia Jin | 2007-12-04 |
| 7249264 | Secure IP based streaming in a format independent manner | William Russell Belknap, Glenn E. Brew, Stefan Nusser, Peter Westerink | 2007-07-24 |
| 7240200 | System and method for guaranteeing software integrity via combined hardware and software authentication | — | 2007-07-03 |
| 7155591 | Verifying the integrity of a media key block by storing validation data in the validation area of media | Micheal S. Ripley, Atsushi Ishihara, Taku Kato, Yoshihisa Fukushima | 2006-12-26 |
| 7092527 | Method, system and program product for managing a size of a key management block during content distribution | Eric M. Foster, Florian Pestoni, Wilfred E. Plouffe, Jr., Frank A. Schaffa | 2006-08-15 |
| 7082413 | System and method for authorized compression of digitized music | Alan E. Bell | 2006-07-25 |
| 7039803 | Method for broadcast encryption and key revocation of stateless receivers | Dalit Naor, Simeon Naor | 2006-05-02 |
| 7010125 | Method for tracing traitor receivers in a broadcast encryption system | Dalit Naor, Simeon Naor | 2006-03-07 |
| 7007162 | Forensic media key block for identifying compromised keys | — | 2006-02-28 |
| 6978375 | System and method for secure authentication of external software modules provided by third parties | Stefan Nusser, Paul R. Rettig | 2005-12-20 |
| 6952477 | Fault intolerant cipher chaining | — | 2005-10-04 |
| 6947563 | Method for assigning encryption keys | Ronald Fagin, Nimrod Megiddo, Dalit Naor, Simeon Naor | 2005-09-20 |
| 6920563 | System and method to securely store information in a recoverable manner on an untrusted system | Ulrich Kohl, Stefan Nusser | 2005-07-19 |
| 6912634 | Verifying the integrity of a media key block by storing validation data in a validation area of media | Micheal S. Ripley, Atsushi Ishihara, Taku Kato, Yoshihisa Fukushima | 2005-06-28 |
| 6888944 | Method for assigning encryption keys | Dalit Naor, Sigfredo I. Nin, Florian Pestoni | 2005-05-03 |
| 6883097 | Coincidence-free media key block for content protection for recordable media | Ariel Virgil Mirles, Dalit Naor, Sigfredo I. Nin | 2005-04-19 |
| 6832319 | Content guard system for copy protection of recordable media | Alan E. Bell, Chandler Brendan Stanton Traw | 2004-12-14 |