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Light emitting device
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Patent number 10,690,319
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Issue date Jun 23, 2020
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Toyoda Gosei Co., Ltd.
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Kento Hayashi
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F21 - LIGHTING
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Light-emitting device
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Patent number 10,680,402
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Issue date Jun 9, 2020
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Toyoda Gosei Co., Ltd.
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Kento Hayashi
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H01 - BASIC ELECTRIC ELEMENTS
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Light-emitting device
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Patent number 10,584,853
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Issue date Mar 10, 2020
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Toyoda Gosei Co., Ltd.
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Masao Kamiya
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F21 - LIGHTING
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Light-emitting device
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Patent number 10,522,970
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Issue date Dec 31, 2019
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Toyoda Gosei Co., Ltd.
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Masaaki Osawa
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H01 - BASIC ELECTRIC ELEMENTS