Uwe Liess

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Treviso, IT

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Patents Grantslast 30 patents

Information Patent Grant
Emergency power supply circuit for dimmable electronic ballasts and...
- Patent number 8,587,201
- Issue date Nov 19, 2013
- OSRAM Gesellschaft mit beschraenkter Haftung
- Uwe Liess
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Ballast with lamp filament detection
- Patent number 8,247,997
- Issue date Aug 21, 2012
- Osram Sylvania Inc.
- Uwe Liess
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for controlling a half-bridge circuit and corresponding half...
- Patent number 8,212,495
- Issue date Jul 3, 2012
- OSRAM AG
- Uwe Liess
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ballast with lamp-diagnostic filament heating, and method therefor
- Patent number 8,212,497
- Issue date Jul 3, 2012
- Osram Sylvania Inc.
- Naveen Yadlapalli
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
EMERGENCY POWER SUPPLY CIRCUIT FOR DIMMABLE ELECTRONIC BALLASTS AND...
- Publication number 20110181206
- Publication date Jul 28, 2011
- OSRAM Gesellschaft mit beschraenkter Haftung
- Uwe Liess
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BALLAST WITH LAMP FILAMENT DETECTION
- Publication number 20110062878
- Publication date Mar 17, 2011
- Osram Sylvania Inc.
- Uwe Liess
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
BALLAST WITH LAMP-DIAGNOSTIC FILAMENT HEATING, AND METHOD THEREFOR
- Publication number 20110062879
- Publication date Mar 17, 2011
- Osram Sylvania Inc.
- Naveen Yadlapalli
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Method for Controlling a Half-Bridge Circuit and Corresponding Half...
- Publication number 20100102755
- Publication date Apr 29, 2010
- Uwe Liess
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR