Stelios A. Choulis

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San Jose, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Interface conditioning to improve efficiency and lifetime of organi...
- Patent number 8,101,941
- Issue date Jan 24, 2012
- Osram Opto Semiconductors GmbH
- Stelios A. Choulis
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Organic electrophosphorescence device having interfacial layers
- Patent number 7,772,761
- Issue date Aug 10, 2010
- Osram Opto Semiconductors GmbH
- Stelios A. Choulis
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method to generate high efficient devices which emit high quality l...
- Patent number 7,554,257
- Issue date Jun 30, 2009
- Osram Opto Semiconductors GmbH
- Benjamin C. Krummacher
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
OLED with area defined multicolor emission within a single lighting...
- Publication number 20070176539
- Publication date Aug 2, 2007
- Osram Opto Semiconductors GmbH
- Mathew Mathai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Interface conditioning to improve efficiency and lifetime of organi...
- Publication number 20070069199
- Publication date Mar 29, 2007
- Osram Opto Semiconductors GmbH
- Stelios A. Choulis
- B82 - NANO-TECHNOLOGY
Information Patent Application
Organic electrophosphorescence device
- Publication number 20070069636
- Publication date Mar 29, 2007
- Stelios A. Choulis
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Organic electroluminescent device
- Publication number 20060199035
- Publication date Sep 7, 2006
- Osram Opto Semiconductors GmbH & Co.
- Stelios A. Choulis
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Novel method to generate high efficient devices which emit high qua...
- Publication number 20060197437
- Publication date Sep 7, 2006
- Osram Opto Semiconductors GmbH
- Benjamin C. Krummacher
- B82 - NANO-TECHNOLOGY