ZhiFeng Zhan

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Cupertino, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Organic light-emitting diode display with barrier layer
- Patent number 9,799,713
- Issue date Oct 24, 2017
- Apple Inc.
- Jae Won Choi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Organic Light-Emitting Diode Display with Barrier Layer
- Publication number 20170025489
- Publication date Jan 26, 2017
- Apple Inc.
- Jae Won Choi
- H01 - BASIC ELECTRIC ELEMENTS