MediaSec Technologies GmbH

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Essen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and methods for improving detection of watermarks in cont...
- Patent number 6,782,116
- Issue date Aug 24, 2004
- Mediasec Technologies, GmbH
- Jian Zhao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Digital authentication with digital and analog documents
- Patent number 6,751,336
- Issue date Jun 15, 2004
- MediaSec Technologies GmbH
- Jian Zhao
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Apparatus and methods for improving detection of watermarks in cont...
- Publication number 20050025338
- Publication date Feb 3, 2005
- MediaSec Technologies GmbH
- Jian Zhao
- G06 - COMPUTING CALCULATING COUNTING

Trademarklast 30 trademarks