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Toru Marumoto
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Iwaki-city, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Electronic device and database constructing method
Patent number
10,515,053
Issue date
Dec 24, 2019
Alpine Electronics, Inc.
Koji Furukawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Speech recognition system and gain setting system
Patent number
10,319,393
Issue date
Jun 11, 2019
Alpine Electronics, Inc.
Hirokazu Suzuki
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Voice intelligibility enhancement system and voice intelligibility...
Patent number
8,249,259
Issue date
Aug 21, 2012
Alpine Electronics, Inc.
Toru Marumoto
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Apparatus and method for improving voice clarity
Patent number
7,747,028
Issue date
Jun 29, 2010
Alpine Electronics, Inc.
Nozomu Saito
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Speech recognition system and method utilizing adaptive cancellatio...
Patent number
7,552,050
Issue date
Jun 23, 2009
Alpine Electronics, Inc.
Shuichi Matsumoto
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Apparatus and method for correcting a speech signal for ambient noi...
Patent number
7,516,065
Issue date
Apr 7, 2009
Alpine Electronics, Inc.
Toru Marumoto
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio correcting apparatus
Patent number
7,486,797
Issue date
Feb 3, 2009
Alpine Electronics, Inc.
Toru Marumoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
ELECTRONIC DEVICE AND DATABASE CONSTRUCTING METHOD
Publication number
20170329795
Publication date
Nov 16, 2017
ALPINE ELECTRONICS, INC.
Koji Furukawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SPEECH RECOGNITION SYSTEM AND GAIN SETTING SYSTEM
Publication number
20170092289
Publication date
Mar 30, 2017
ALPINE ELECTRONICS, INC.
Hirokazu Suzuki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
SOUND/VOICE PROCESSING APPARATUS, SOUND/VOICE PROCESSING METHOD, AN...
Publication number
20090182557
Publication date
Jul 16, 2009
Alpine Electronics, Inc.
Youhei Yabuta
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Voice Intelligibility Enhancement System and Voice Intelligibility...
Publication number
20090175459
Publication date
Jul 9, 2009
Toru Marumoto
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
In-vehicle audio processing apparatus
Publication number
20070019825
Publication date
Jan 25, 2007
Toru Marumoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Apparatus and method for improving voice clarity
Publication number
20050195994
Publication date
Sep 8, 2005
Nozomu Saito
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Voice output device and method
Publication number
20050080626
Publication date
Apr 14, 2005
Toru Marumoto
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Speech correction apparatus
Publication number
20050015252
Publication date
Jan 20, 2005
Toru Marumoto
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Audio correcting apparatus
Publication number
20050013443
Publication date
Jan 20, 2005
Toru Marumoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Voice recognition system and method
Publication number
20040260549
Publication date
Dec 23, 2004
Shuichi Matsumoto
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Speech communication apparatus
Publication number
20040143433
Publication date
Jul 22, 2004
Toru Marumoto
H03 - BASIC ELECTRONIC CIRCUITRY