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Kenzo TSUIHIJI
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Digital electroacoustic transducer apparatus
Patent number
10,403,260
Issue date
Sep 3, 2019
AUDIO-TECHNICA CORPORATION
Toyokazu Eguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digitally driven headphone
Patent number
10,117,013
Issue date
Oct 30, 2018
Audio-Technica Corporation
Kenzo Tsuihiji
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electroacoustic transducer and acoustic resistor
Patent number
10,057,677
Issue date
Aug 21, 2018
Kabushiki Kaisha Audio Technica
Yoji Honda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wiring structure for electroacoustic transducer for digital signal...
Patent number
9,872,098
Issue date
Jan 16, 2018
Kabushiki Kaisha Audio Technica
Koichiro Tanoue
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electroacoustic transducer
Patent number
9,800,976
Issue date
Oct 24, 2017
Kabushiki Kaisha Audio Technica
Yoji Honda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electroacoustic transducer and acoustic resistor
Patent number
9,794,682
Issue date
Oct 17, 2017
Kabushiki Kaisha Audio Technica
Yoji Honda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Headphone unit and ear muff unit
Patent number
9,609,422
Issue date
Mar 28, 2017
Kabushiki Kaisha Audio Technica
Yoji Honda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
DIGITAL ELECTROACOUSTIC TRANSDUCER APPARATUS
Publication number
20190164532
Publication date
May 30, 2019
Audio-Technica Corporation
Toyokazu EGUCHI
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
DIGITAL ELECTROACOUSTIC TRANSDUCER APPARATUS
Publication number
20190156814
Publication date
May 23, 2019
Audio-Technica Corporation
Toyokazu EGUCHI
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
DIGITALLY DRIVEN HEADPHONE
Publication number
20180109866
Publication date
Apr 19, 2018
Audio-Technica Corporation
Kenzo TSUIHIJI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electroacoustic Transducer and Acoustic Resistor
Publication number
20170238089
Publication date
Aug 17, 2017
KABUSHIKI KAISHA AUDIO-TECHNICA
Yoji HONDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRING STRUCTURE FOR ELECTROACOUSTIC TRANSDUCER FOR DIGITAL SIGNAL...
Publication number
20160142809
Publication date
May 19, 2016
KABUSHIKI KAISHA AUDIO-TECHNICA
Koichiro TANOUE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HEADPHONE UNIT AND EAR MUFF UNIT
Publication number
20160142811
Publication date
May 19, 2016
KABUSHIKI KAISHA AUDIO-TECHNICA
Yoji HONDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electroacoustic Transducer
Publication number
20160142812
Publication date
May 19, 2016
KABUSHIKI KAISHA AUDIO-TECHNICA
Yoji Honda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electroacoustic Transducer and Acoustic Resistor
Publication number
20160142813
Publication date
May 19, 2016
KABUSHIKI KAISHA AUDIO-TECHNICA
Yoji HONDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
VOICE COIL UNIT, ELECTRO-ACOUSTIC TRANSDUCER, AND HEADPHONE SET
Publication number
20160142826
Publication date
May 19, 2016
KABUSHIKI KAISHA AUDIO-TECHNICA
Yoji HONDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE