Matthew Stephen

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Glen Ellen, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
DC power backup
- Patent number 7,786,619
- Issue date Aug 31, 2010
- The Chamberlain Group, Inc.
- Steven Carl Crusius
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
DC power backup
- Publication number 20050057100
- Publication date Mar 17, 2005
- Steven Carl Crusius
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC