Feng-Wen Yeng

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Hsinchu, TW

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Patents Grantslast 30 patents

Information Patent Grant
Photoconductor comprising bisazo and squarylium pigments as the cha...
- Patent number 5,270,139
- Issue date Dec 14, 1993
- Industrial Technology Research Institute
- Feng-Wen Yeng
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY