Chih-Jen Yang

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Hsin Chu Industrial Park, TW

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Patents Grantslast 30 patents

Information Patent Grant
Silver alloy used in an organic electroluminescent panel
- Patent number 7,208,870
- Issue date Apr 24, 2007
- Ritdisplay Corporation
- Yih Chang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method and apparatus for transporting substrates in OLED process
- Patent number 6,658,762
- Issue date Dec 9, 2003
- Ritdisplay Corporation
- Yih Chang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and apparatus for transporting substrates in OLED process
- Patent number 6,393,716
- Issue date May 28, 2002
- Ritek Display Technology Co.
- Yih Chang
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Silver alloy used in an organic electroluminescent panel
- Publication number 20040140760
- Publication date Jul 22, 2004
- RITDISPLAY CORPORATION
- Yih Chang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Method and apparatus for transporting substrates in oled process
- Publication number 20020108267
- Publication date Aug 15, 2002
- Ritek Display Technology Co.
- Yih Chang
- H01 - BASIC ELECTRIC ELEMENTS