Hermann Gier

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Niederkruchten, DE

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Patents Grantslast 30 patents

Information Patent Grant
Filter circuit and method for processing an audio signal
- Patent number 7,352,872
- Issue date Apr 1, 2008
- SPL Electronics GmbH
- Wolfgang Neumann
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Filter circuit and method for processing an audio signal
- Publication number 20040179700
- Publication date Sep 16, 2004
- Wolfgang Neumann
- H03 - BASIC ELECTRONIC CIRCUITRY