Patent | Date |
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Method for the secure, distributed generation of an encryption key Grant 7,970,135 - Schwenk June 28, 2 | 2011-06-28 |
Terminal device and method for using different services offered via a telecommunications network Grant 7,793,327 - Miethe , et al. September 7, 2 | 2010-09-07 |
Method for establishing a common key for a group of at least three subscribers Grant 7,778,423 - Martin , et al. August 17, 2 | 2010-08-17 |
Process For Establishing A Common Cryptographic Key For N Subscribers App 20100054464 - SCHWENK; JOERG | 2010-03-04 |
Process for establishing a common cryptographic key for N subscribers Grant 7,606,369 - Schwenk October 20, 2 | 2009-10-20 |
Method for generating digital watermarks for electronic documents Grant 7,555,649 - Schwenk , et al. June 30, 2 | 2009-06-30 |
Method And Device For Routing Of Specific Data, Particularly Of Receiving Rights In A Pay-tv Terminal App 20090034605 - SCHWENK; Joerg ;   et al. | 2009-02-05 |
Method for financing multimedia content through advertising Grant 7,480,635 - Saar , et al. January 20, 2 | 2009-01-20 |
Method For Establishing A Common Key For A Group Of At Least Three Subscribers App 20080101600 - Martin; Tobias ;   et al. | 2008-05-01 |
Method and device for routing of specific data, particularly receiving rights, in a pay-TV terminal Grant 7,340,758 - Schwenk , et al. March 4, 2 | 2008-03-04 |
Method for establishing a common key for a group of at least three subscribers Grant 7,333,617 - Martin , et al. February 19, 2 | 2008-02-19 |
Method for key agreement for a cryptographic secure point--to--multipoint connection Grant 7,222,234 - Martin , et al. May 22, 2 | 2007-05-22 |
Billing method using SSL/TLS Grant 7,194,440 - Martin , et al. March 20, 2 | 2007-03-20 |
Method for addressing terminals Grant 7,164,766 - Schwenk January 16, 2 | 2007-01-16 |
Method for generating/regenerating an encryption key for a cryptographic method Grant 7,162,037 - Schwenk January 9, 2 | 2007-01-09 |
Method for establishing a common key between a central station and a group of subscribers Grant 7,035,405 - Schwenk April 25, 2 | 2006-04-25 |
Method for generating identification numbers Grant 6,991,176 - Schwenk , et al. January 31, 2 | 2006-01-31 |
Method for customized data output on a web site App 20050022013 - Schwenk, Joerg | 2005-01-27 |
Method for identifying betrayers of proprietary data Grant 6,760,445 - Schwenk , et al. July 6, 2 | 2004-07-06 |
Method for data transmission App 20040091103 - Martin, Tobias ;   et al. | 2004-05-13 |
Method for financing multimedia content through advertising App 20040028226 - Saar, Eva ;   et al. | 2004-02-12 |
Method for embedding manipulation-secure digital fingerprints into electronic documents Grant 6,636,613 - Schwenk , et al. October 21, 2 | 2003-10-21 |
Method For Key Agreement For A Cryptographic Secure Point - To - Multipoint Connection App 20030177358 - Martin, Tobias ;   et al. | 2003-09-18 |
Method for addressing terminals App 20030128846 - Schwenk, Joerg | 2003-07-10 |
Method of inserting manipulation-proof digital fingerprints into electronic documents Grant 6,590,995 - Schwenk , et al. July 8, 2 | 2003-07-08 |
Billing method using ssl/tls App 20030069852 - Martin, Tobias ;   et al. | 2003-04-10 |
Terminal device and method for using different services offered via a telecommunications network App 20030008681 - Miethe, Klaus ;   et al. | 2003-01-09 |
Method for securing system protected by a key hierarchy Grant 6,222,923 - Schwenk April 24, 2 | 2001-04-24 |
Computerized method for signing a message Grant 5,787,178 - Schwenk July 28, 1 | 1998-07-28 |