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Communication system and OLT system
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Patent number 11,936,432
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Issue date Mar 19, 2024
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Nippon Telegraph and Telephone Corporation
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Tomoya Hatano
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Relay apparatus and relay method
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Patent number 11,509,357
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Issue date Nov 22, 2022
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Nippon Telegraph and Telephone Corporation
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Kenji Miyamoto
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Control apparatus and control method
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Patent number 11,490,289
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Issue date Nov 1, 2022
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Nippon Telegraph and Telephone Corporation
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Kenji Miyamoto
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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In-vehicle electronic device
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Patent number 10,638,602
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Issue date Apr 28, 2020
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Mitsubishi Electric Corporation
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Mitsunori Nishida
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B60 - VEHICLES IN GENERAL
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Power conversion device
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Patent number 10,218,259
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Issue date Feb 26, 2019
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Mitsubishi Electric Corporation
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Tetsuro Fujiwara
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Power circuit device
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Patent number 10,177,674
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Issue date Jan 8, 2019
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Mitsubishi Electric Corporation
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Mamoru Kamikura
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Power conversion device
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Patent number 10,084,388
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Issue date Sep 25, 2018
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Mitsubishi Electric Corporation
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Keita Takahashi
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H01 - BASIC ELECTRIC ELEMENTS
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Power semiconductor device
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Patent number 9,646,927
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Issue date May 9, 2017
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Mitsubishi Electric Corporation
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Mamoru Kamikura
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER