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Pattern synchronous circuit
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Patent number 6,928,089
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Issue date Aug 9, 2005
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Ando Electric Co., Ltd.
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Keiji Negi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Light modulation device
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Patent number 5,745,282
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Issue date Apr 28, 1998
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Ando Electric Co., Ltd.
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Keiji Negi
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G02 - OPTICS
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Bit error measurement circuit
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Patent number 5,732,089
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Issue date Mar 24, 1998
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Ando Electric Co., Ltd.
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Keiji Negi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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