Kohundo Printing Company Ltd.

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Yamaguchi, JP

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Patents Grantslast 30 patents

Information Patent Grant
DC-driven electroluminescence device and light emission method
- Patent number 8,810,123
- Issue date Aug 19, 2014
- Kohundo Printing Company Ltd.
- Takuyoshi Ishimura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...