Dirk Wittenberg

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Munchen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device for emitting electromagnetic radiation and display device
- Patent number 7,974,506
- Issue date Jul 5, 2011
- Osram Gesellschaft mit Beschränkter Haftung
- Dirk Wittenberg
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
Cooling means with a cooling space
- Publication number 20080286146
- Publication date Nov 20, 2008
- Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
- Katrin Schroll
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Device for emitting electromagnetic radiation and display device
- Publication number 20080157009
- Publication date Jul 3, 2008
- Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
- Dirk Wittenberg
- G02 - OPTICS