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Time slot assignment circuit
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Patent number 6,587,459
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Issue date Jul 1, 2003
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Fujitsu Limited
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Yukio Suda
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Time slot assignment circuit
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Patent number 6,330,237
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Issue date Dec 11, 2001
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Fujitsu Limited
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Yukio Suda
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Time-slot interchanger
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Patent number 5,627,826
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Issue date May 6, 1997
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Fujitsu Limited
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Masaru Kameda
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Pulse insertion circuit
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Patent number 5,014,271
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Issue date May 7, 1991
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Fujitsu Limited
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Naonobu Fujimoto
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H04 - ELECTRIC COMMUNICATION TECHNIQUE