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Planar light source
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Patent number 11,650,455
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Issue date May 16, 2023
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Nichia Corporation
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Toshinobu Katsumata
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G02 - OPTICS
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Backlight
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Patent number 10,302,840
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Issue date May 28, 2019
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Citizen Watch Co., Ltd.
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Kiyokazu Watanabe
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G02 - OPTICS
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Light-emitting diode
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Patent number D601102
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Issue date Sep 29, 2009
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Citizen Electronics Co., Ltd.
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Akira Onikiri
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D13 - Equipment for production, distribution, or transformation of energy