Jen-Hua Chung

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Chang Hua Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Optical recording medium comprising phthalocyanines substituted by...
- Patent number 6,348,250
- Issue date Feb 19, 2002
- Ritek Corporation
- Shyh-Yeu Wang
- B32 - LAYERED PRODUCTS