Utaba Denshi Kogyo Kabushiki Kaisha

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Obara, JP

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Multi-color organic electroluminescence device with overlapping lum...
- Patent number 6,288,486
- Issue date Sep 11, 2001
- Utaba Denshi Kogyo Kabushiki Kaisha
- Yoshihisa Tsuruoka
- H01 - BASIC ELECTRIC ELEMENTS

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