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Tsuyoshi KAWAGUCHI
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Osaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Audio amplifier and audio power amplifier
Patent number
10,243,516
Issue date
Mar 26, 2019
Onkyo Corporation
Tsuyoshi Kawaguchi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Signal processing device, signal processing method, and speaker device
Patent number
10,149,053
Issue date
Dec 4, 2018
Onkyo Corporation
Hiroki Kurosaki
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Signal modulation circuit
Patent number
9,787,319
Issue date
Oct 10, 2017
Onkyo Corporation
Yoshinori Nakanishi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Music reproducing device with active control ground mode
Patent number
9,762,197
Issue date
Sep 12, 2017
ONKYO Corporation
Kei Asao
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Music reproducing device with first and second D/A converters for c...
Patent number
9,712,919
Issue date
Jul 18, 2017
ONKYO Corporation
Kei Asao
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Signal modulation circuit
Patent number
9,590,654
Issue date
Mar 7, 2017
ONKYO Corporation
Yoshinori Nakanishi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Signal modulation circuit
Patent number
9,444,488
Issue date
Sep 13, 2016
ONKYO Corporation
Tsuyoshi Kawaguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Signal modulation circuit
Patent number
9,350,378
Issue date
May 24, 2016
ONKYO Corporation
Yoshinori Nakanishi
G11 - INFORMATION STORAGE
Information
Patent Grant
Pulse synthesizing circuit
Patent number
9,287,867
Issue date
Mar 15, 2016
ONKYO Corporation
Yoshinori Nakanishi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Amplifying device
Patent number
9,246,457
Issue date
Jan 26, 2016
ONKYO Corporation
Tsuyoshi Kawaguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Pulse synthesizing circuit
Patent number
9,240,783
Issue date
Jan 19, 2016
ONKYO Corporation
Yoshinori Nakanishi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Amplifying circuit and current-voltage conversion circuit
Patent number
8,552,802
Issue date
Oct 8, 2013
ONKYO Corporation
Tsuyoshi Kawaguchi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Amplifying circuit
Patent number
8,310,307
Issue date
Nov 13, 2012
ONKYO Corporation
Tsuyoshi Kawaguchi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Data transfer apparatus and data transfer method
Patent number
8,264,569
Issue date
Sep 11, 2012
Panasonic Corporation
Tsuyoshi Kawaguchi
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
SIGNAL PROCESSING DEVICE, SIGNAL PROCESSING METHOD, AND SPEAKER DEVICE
Publication number
20190132677
Publication date
May 2, 2019
Onkyo Corporation
Hiroki KUROSAKI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
AUDIO AMPLIFIER AND AUDIO POWER AMPLIFIER
Publication number
20180241348
Publication date
Aug 23, 2018
Onkyo Corporation
Tsuyoshi KAWAGUCHI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SIGNAL PROCESSING DEVICE, SIGNAL PROCESSING METHOD, AND SPEAKER DEVICE
Publication number
20180041836
Publication date
Feb 8, 2018
Onkyo Corporation
Hiroki KUROSAKI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MUSIC REPRODUCING DEVICE
Publication number
20170064455
Publication date
Mar 2, 2017
Onkyo Corporation
Kei ASAO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MUSIC REPRODUCING DEVICE
Publication number
20170063320
Publication date
Mar 2, 2017
Onkyo Corporation
Kei ASAO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SIGNAL MODULATION CIRCUIT
Publication number
20160241256
Publication date
Aug 18, 2016
Onkyo Corporation
Yoshinori NAKANISHI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SIGNAL MODULATION CIRCUIT
Publication number
20150207519
Publication date
Jul 23, 2015
Onkyo Corporation
Yoshinori NAKANISHI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SIGNAL MODULATION CIRCUIT
Publication number
20140363032
Publication date
Dec 11, 2014
Yoshinori NAKANISHI
G11 - INFORMATION STORAGE
Information
Patent Application
PULSE SYNTHESIZING CIRCUIT
Publication number
20140361809
Publication date
Dec 11, 2014
Yoshinori NAKANISHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
AMPLIFYING DEVICE
Publication number
20140056444
Publication date
Feb 27, 2014
Onkyo Corporation
Tsuyoshi KAWAGUCHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
AMPLIFYING CIRCUIT
Publication number
20120049963
Publication date
Mar 1, 2012
Onkyo Corporation
Tsuyoshi KAWAGUCHI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AMPLIFYING CIRCUIT AND CURRENT-VOLTAGE CONVERSION CIRCUIT
Publication number
20120049895
Publication date
Mar 1, 2012
Onkyo Corporation
Tsuyoshi KAWAGUCHI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
DATA TRANSFER APPARATUS AND DATA TRANSFER METHOD
Publication number
20100007767
Publication date
Jan 14, 2010
PANASONIC CORPORATION
Tsuyoshi KAWAGUCHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE