Dirk Graupner

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Meerane, DE

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Patents Grantslast 30 patents

Information Patent Grant
Protective switching device for monitoring the electrical current f...
- Patent number 8,385,037
- Issue date Feb 26, 2013
- Siemens Aktiengesellschaft
- Dirk Graupner
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Sensor unit with safety system
- Patent number 7,667,354
- Issue date Feb 23, 2010
- Siemens Aktiengesellschaft
- Dirk Graupner
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
PROTECTIVE SWITCHING DEVICE FOR MONITORING THE ELECTRICAL CURRENT F...
- Publication number 20110026181
- Publication date Feb 3, 2011
- Dirk Graupner
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Sensor unit with safety system
- Publication number 20090009207
- Publication date Jan 8, 2009
- Dirk Graupner
- H03 - BASIC ELECTRONIC CIRCUITRY