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Speaker driving device
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Patent number 11,057,706
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Issue date Jul 6, 2021
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Trigence Semiconductor, Inc.
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Akira Yasuda
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Speaker driving device
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Patent number 10,687,141
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Issue date Jun 16, 2020
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Trigence Semiconductor, Inc.
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Akira Yasuda
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G06 - COMPUTING CALCULATING COUNTING
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Digital acoustic system
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Patent number 9,793,868
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Issue date Oct 17, 2017
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Trigence Semiconductor, Inc.
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Akira Yasuda
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H03 - BASIC ELECTRONIC CIRCUITRY
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Selection device
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Patent number 9,735,796
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Issue date Aug 15, 2017
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Trigence Semiconductor, Inc.
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Akira Yasuda
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H03 - BASIC ELECTRONIC CIRCUITRY
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Drive circuit
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Patent number 9,641,931
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Issue date May 2, 2017
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Trigence Semiconductor, Inc.
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Akira Yasuda
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H03 - BASIC ELECTRONIC CIRCUITRY
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Speaker control device
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Patent number 9,628,928
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Issue date Apr 18, 2017
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Trigence Semiconductor, Inc.
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Akira Yasuda
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Acoustic playback system
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Patent number 9,544,691
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Issue date Jan 10, 2017
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Trigence Semiconductor, Inc.
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Akira Yasuda
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Converter
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Patent number 9,362,943
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Issue date Jun 7, 2016
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Trigence Semiconductor, Inc.
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Akira Yasuda
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H03 - BASIC ELECTRONIC CIRCUITRY
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Selection device
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Patent number 9,300,310
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Issue date Mar 29, 2016
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Trigence Semiconductor, Inc.
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Akira Yasuda
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H03 - BASIC ELECTRONIC CIRCUITRY
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Inverter for a driving a motor
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Patent number 9,287,809
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Issue date Mar 15, 2016
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Trigence Semiconductor, Inc.
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Akira Yasuda
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Digital speaker driving apparatus
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Patent number 9,226,053
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Issue date Dec 29, 2015
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Trigence Semiconductor, Inc.
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Jun-ichi Okamura
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Acoustic playback system
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Patent number 9,219,960
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Issue date Dec 22, 2015
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TRIGENCE SEMICONDUCTOR INC.
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Akira Yasuda
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Acoustic playback system
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Patent number 9,113,256
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Issue date Aug 18, 2015
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TRIGENCE SEMICONDUCTOR INC.
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Akira Yasuda
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Conversion device
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Patent number 8,933,833
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Issue date Jan 13, 2015
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Trigence Semiconductor, Inc.
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Akira Yasuda
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H03 - BASIC ELECTRONIC CIRCUITRY
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Digital speaker driving apparatus
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Patent number 8,306,244
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Issue date Nov 6, 2012
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Trigence Semiconductor, Inc.
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Jun-ichi Okamura
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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SPEAKER DEVICE AND SPEAKER UNIT
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Publication number 20210368249
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Publication date Nov 25, 2021
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Trigence Semiconductor, Inc.
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Jun-ichi Okamura
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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SPEAKER DRIVING DEVICE
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Publication number 20200336834
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Publication date Oct 22, 2020
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Trigence Semiconductor, Inc.
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Akira YASUDA
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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SPEAKER DRIVING DEVICE
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Publication number 20190058946
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Publication date Feb 21, 2019
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Trigence Semiconductor, Inc.
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Akira YASUDA
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G06 - COMPUTING CALCULATING COUNTING
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SPEAKER CONTROL DEVICE
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Publication number 20160127833
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Publication date May 5, 2016
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Trigence Semiconductor, Inc.
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Akira Yasuda
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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DIGITAL SPEAKER DRIVING APPARATUS
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Publication number 20160044402
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Publication date Feb 11, 2016
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Trigence Semiconductor Inc.
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Jun-ichi OKAMURA
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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SELECTION DEVICE
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Publication number 20160036459
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Publication date Feb 4, 2016
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Trigence Semiconductor, Inc.
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Akira Yasuda
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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ACOUSTIC PLAYBACK SYSTEM
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Publication number 20150310024
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Publication date Oct 29, 2015
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Trigence Semiconductor, Inc.
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Akira Yasuda
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G06 - COMPUTING CALCULATING COUNTING
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CONVERTER
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Publication number 20150236713
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Publication date Aug 20, 2015
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Trigence Semiconductor, Inc.
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Akira Yasuda
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H03 - BASIC ELECTRONIC CIRCUITRY
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DIGITAL ACOUSTIC SYSTEM
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Publication number 20140236332
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Publication date Aug 21, 2014
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Trigence Semiconductor, Inc.
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Akira Yasuda
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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DRIVE CIRCUIT
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Publication number 20140169577
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Publication date Jun 19, 2014
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Trigence Semiconductor, Inc.
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Akira Yasuda
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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INVERTER FOR A DRIVING A MOTOR
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Publication number 20140028227
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Publication date Jan 30, 2014
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Trigence Semiconductor, Inc.
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Akira YASUDA
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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CONVERSION DEVICE
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Publication number 20130093607
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Publication date Apr 18, 2013
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Trigence Semiconductor, Inc.
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Akira Yasuda
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H03 - BASIC ELECTRONIC CIRCUITRY
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DIGITAL SPEAKER DRIVING APPARATUS
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Publication number 20130058497
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Publication date Mar 7, 2013
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Trigence Semiconductor, Inc.
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Jun-ichi Okamura
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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SELECTION DEVICE
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Publication number 20120057727
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Publication date Mar 8, 2012
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Trigence Semiconductor, Inc.
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Akira Yasuda
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Acoustic playback system
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Publication number 20110160883
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Publication date Jun 30, 2011
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Trigence Semiconductor, Inc.
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Akira Yasuda
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G06 - COMPUTING CALCULATING COUNTING
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Digital speaker driving apparatus
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Publication number 20100239101
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Publication date Sep 23, 2010
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Trigence Semiconductor, Inc.
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Jun-ichi Okamura
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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79207780 - DTSC
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Serial number 79207780
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Registration number 5293593
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Filing date Jan 24, 2017
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Trigence Semiconductor, INC
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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79192362 - VIRTUAL COIL
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Serial number 79192362
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Filing date Jan 26, 2016
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Trigence Semiconductor, INC
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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79182963 - DASSIST
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Serial number 79182963
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Registration number 5102533
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Filing date Sep 7, 2015
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Trigence Semiconductor, INC
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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79092995 - DNOTE
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Serial number 79092995
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Registration number 4177505
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Filing date Oct 8, 2010
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Trigence Semiconductor, INC
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments