Wan-Chun Chen

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Nuannuan Chiu, TW

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Patents Grantslast 30 patents

Information Patent Grant
Optical recording medium and method for making the same
- Patent number 7,078,149
- Issue date Jul 18, 2006
- Ritek Corporation
- Wen-Dar Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Dye for optical recording medium
- Patent number 6,689,872
- Issue date Feb 10, 2004
- Ritek Corporation
- Nae-Jen Wang
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Optical recording medium and method for making the same
- Publication number 20030235783
- Publication date Dec 25, 2003
- Wen-Dar Liu
- G11 - INFORMATION STORAGE
Information Patent Application
Dye for optical recording medium
- Publication number 20030148216
- Publication date Aug 7, 2003
- Nae-Jen Wang
- G11 - INFORMATION STORAGE