Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11994437 | Piezoelectric device having at least one piezoelectric element | Alexander Schricker, Andreas Mayer | 2024-05-28 |
| 8339953 | Apparatus and method for monitoring data transmitter | Ralph Kulessa, Frank Siebenhaar | 2012-12-25 |
| 8135955 | Device and method for detecting a manipulation of an information signal | Ralph Kulessa, Jörg Pickel, Stefan Krägeloh, Patrick Aichroth, Frank Siebenhaar +1 more | 2012-03-13 |
| 8117027 | Method and apparatus for introducing information into a data stream and method and apparatus for encoding an audio signal | Juergen Herre, Karlheinz Brandenburg, Eric A. Allamanche | 2012-02-14 |
| 7917763 | Device and method for detecting a manipulation of an information signal | Ralph Kulessa, Jörg Pickel, Stefan Krägeloh, Patrick Aichroth, Frank Siebenhaar +1 more | 2011-03-29 |
| 7886152 | Method and device for embedding watermark information and method and device for extracting embedded watermark information | Juergen Herre, Ralph Kulessa, Frank Siebenhaar, Wolfgang Spinnler | 2011-02-08 |
| 7881485 | Apparatus and method of determining an impulse response and apparatus and method of presenting an audio piece | Thomas Sporer | 2011-02-01 |
| 7676336 | Watermark embedding | Juergen Herre, Ralph Kulessa, Sascha Disch, Karsten Linzmeier, Frank Siebenhaar | 2010-03-09 |
| 7627129 | Apparatus and method for suppressing feedback | Thomas Sporer | 2009-12-01 |
| 7454327 | Method and apparatus for introducing information into a data stream and method and apparatus for encoding an audio signal | Juergen Herre, Karlheinz Brandenburg, Eric A. Allamanche | 2008-11-18 |
| 7346514 | Device and method for embedding a watermark in an audio signal | Jürgen Herre, Ralph Kulessa, Frank Siebenhaar | 2008-03-18 |
| 6584138 | Coding process for inserting an inaudible data signal into an audio signal, decoding process, coder and decoder | Ernst Eberlein, Roland Plankenbühler, Albert Heuberger, Heinz Gerhauser, Rainer Perthold +1 more | 2003-06-24 |