Walter M. Berke

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Newark, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Communications transformer
- Patent number 7,969,270
- Issue date Jun 28, 2011
- Echelon Corporation
- Walter M. Berke
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
Communications transformer
- Publication number 20100214052
- Publication date Aug 26, 2010
- Walter M. Berke
- H01 - BASIC ELECTRIC ELEMENTS