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Optical Signal Processing Device
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Publication number 20190349112
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Publication date Nov 14, 2019
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Nippon Telegraph and Telephone Corporation
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Kazunori Seno
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G02 - OPTICS
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OPTICAL MODULATOR
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Publication number 20140314366
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Publication date Oct 23, 2014
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Hiroshi Yamazaki
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G02 - OPTICS
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WAVEGUIDE TYPE OPTICAL SWITCH
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Publication number 20130322815
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Publication date Dec 5, 2013
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Nippon Telegraph and Telephone Corporation
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Toshio Watanabe
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G02 - OPTICS
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OPTICAL MODULATOR
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Publication number 20130322809
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Publication date Dec 5, 2013
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Takashi Goh
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G02 - OPTICS
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OPTICAL COMPONENT
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Publication number 20130136393
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Publication date May 30, 2013
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NTT ELECTRONICS CORPORATION
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Motohaya Ishii
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G02 - OPTICS
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OPTICAL MODULATOR
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Publication number 20130011093
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Publication date Jan 10, 2013
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Nippon Telegraph and Telephone Corporation
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Takashi Goh
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G02 - OPTICS
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OPTICAL MODULATOR
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Publication number 20120106888
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Publication date May 3, 2012
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Nippon Telegraph and Telephone Corporation
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Takashi Goh
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G02 - OPTICS
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OPTICAL 90-DEGREE HYBRID CIRCUIT
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Publication number 20120093457
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Publication date Apr 19, 2012
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Nippon Telegraph and Telephone Corporation
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Yohei Sakamaki
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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PHOTOCURRENT MONITORING CIRCUIT
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Publication number 20110101208
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Publication date May 5, 2011
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Nippon Telegraph and Telephone Corporation
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Ryosuke Saito
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G01 - MEASURING TESTING
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WAVEGUIDE DEVICE AND MODULE
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Publication number 20110064355
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Publication date Mar 17, 2011
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Nippon Telegraph and Telephone Corporation
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Shunichi Soma
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G02 - OPTICS
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ARRAYED WAVEGUIDE GRATING CIRCUIT
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Publication number 20090263084
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Publication date Oct 22, 2009
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Nppon Telegraph and Telephone Corporation
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Tomoyuki Yamada
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G02 - OPTICS
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OPTICAL MODULE AND OPTICAL SWITCH
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Publication number 20070154137
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Publication date Jul 5, 2007
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NIPPON TELEGRAPH AND TELEPHONE CORPORATION
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Shinji Mino
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Dispersion slope equalizer
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Publication number 20050169630
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Publication date Aug 4, 2005
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Nippon Telegraph and Telephone Corporation
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Koichi Takiguchi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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