Adrian Ulrich

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Engelberg, CH

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Patents Grantslast 30 patents

Information Patent Grant
Measuring circuit arrangement for electricity meters for direct con...
- Patent number 7,005,844
- Issue date Feb 28, 2006
- Landis & Gyr AG
- Jacob De Vries
- G01 - MEASURING TESTING
Information Patent Grant
Compensation circuit for the phase shift in electric meters for dir...
- Patent number 6,847,201
- Issue date Jan 25, 2005
- Landis+Gyr AG
- Jacob De Vries
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Measuring circuit arrangement for electricity meters for direct con...
- Publication number 20040090220
- Publication date May 13, 2004
- Jacob De Vries
- G01 - MEASURING TESTING
Information Patent Application
Compensation circuit for the phase shift in electric meters for dir...
- Publication number 20040085786
- Publication date May 6, 2004
- Jacob De Vries
- G01 - MEASURING TESTING