Tsuyoshi Haga

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Amplifier apparatus
- Patent number 9,257,945
- Issue date Feb 9, 2016
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Mingxue Zhang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Amplifier and audio device provided with amplifier
- Patent number 9,203,359
- Issue date Dec 1, 2015
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Tsuyoshi Haga
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Amplifier apparatus
- Patent number 9,036,836
- Issue date May 19, 2015
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Mingxue Zhang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Audio playback system
- Patent number 8,068,617
- Issue date Nov 29, 2011
- Panasonic Corporation
- Taro Katayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
AMPLIFIER APPARATUS
- Publication number 20150229284
- Publication date Aug 13, 2015
- Panasonic Intellectual Property Management Co., Ltd.
- Mingxue Zhang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
AMPLIFIER AND AUDIO DEVICE PROVIDED WITH AMPLIFIER
- Publication number 20130328625
- Publication date Dec 12, 2013
- PANASONIC CORPORATION
- Tsuyoshi Haga
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
AMPLIFIER APPARATUS
- Publication number 20130077806
- Publication date Mar 28, 2013
- PANASONIC CORPORATION
- Mingxue Zhang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
AUDIO PLAYBACK SYSTEM
- Publication number 20090190773
- Publication date Jul 30, 2009
- PANASONIC CORPORATION
- Taro Katayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE