Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8339953 | Apparatus and method for monitoring data transmitter | Ralph Kulessa, Christian Neubauer | 2012-12-25 |
| 8135955 | Device and method for detecting a manipulation of an information signal | Ralph Kulessa, Jörg Pickel, Stefan Krägeloh, Patrick Aichroth, Christian Neubauer +1 more | 2012-03-13 |
| 7917763 | Device and method for detecting a manipulation of an information signal | Ralph Kulessa, Jörg Pickel, Stefan Krägeloh, Patrick Aichroth, Christian Neubauer +1 more | 2011-03-29 |
| 7886152 | Method and device for embedding watermark information and method and device for extracting embedded watermark information | Christian Neubauer, Juergen Herre, Ralph Kulessa, Wolfgang Spinnler | 2011-02-08 |
| 7676336 | Watermark embedding | Juergen Herre, Ralph Kulessa, Sascha Disch, Karsten Linzmeier, Christian Neubauer | 2010-03-09 |
| 7346514 | Device and method for embedding a watermark in an audio signal | Jürgen Herre, Ralph Kulessa, Christian Neubauer | 2008-03-18 |