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Closed loop communication
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Patent number 9,571,357
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Issue date Feb 14, 2017
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Amazon Technologies, Inc.
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Richard Wasserman
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Closed loop communication
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Patent number 9,049,102
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Issue date Jun 2, 2015
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Amazon Technologies, Inc.
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Rich Wasserman
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Closed loop communication
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Patent number 8,468,348
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Issue date Jun 18, 2013
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Amazon Technologies, Inc.
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Rich Wasserman
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H04 - ELECTRIC COMMUNICATION TECHNIQUE