Kazuhisa Yamauchi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Variable frequency amplifier
- Patent number 8,416,018
- Issue date Apr 9, 2013
- Mitsubishi Electric Corporation
- Kazuhisa Yamauchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low distortion amplifier and Doherty amplifier using low distortion...
- Patent number 8,149,060
- Issue date Apr 3, 2012
- Mitsubishi Electric Corporation
- Kazuhisa Yamauchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Directional coupler
- Patent number 8,072,288
- Issue date Dec 6, 2011
- Mitsubishi Electric Corporation
- Kazuhisa Yamauchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power amplification device
- Patent number 7,893,770
- Issue date Feb 22, 2011
- Mitsubishi Electric Corporation
- Kazuhisa Yamauchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High efficiency amplifier
- Patent number 7,649,412
- Issue date Jan 19, 2010
- Mitsubishi Electric Corporation
- Kenichi Horiguchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Linearizer
- Patent number 7,557,654
- Issue date Jul 7, 2009
- Mitsubishi Electric Corporation
- Hifumi Noto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High-frequency amplifier and high-frequency multistage amplifier
- Patent number 6,462,622
- Issue date Oct 8, 2002
- Mitsubishi Denki Kabushiki Kaisha
- Kazutomi Mori
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR DEVICE, AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE
- Publication number 20130175544
- Publication date Jul 11, 2013
- Mitsubishi Electric Corporation
- Toshiyuki Oishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
VARIABLE FREQUENCY AMPLIFIER
- Publication number 20110140776
- Publication date Jun 16, 2011
- Mitsubishi Electric Coporation
- Kazuhisa Yamauchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
LOW DISTORTION AMPLIFIER AND DOHERTY AMPLIFIER USING LOW DISTORTION...
- Publication number 20110012681
- Publication date Jan 20, 2011
- Mitsubishi Electric Corporation
- Kazuhisa Yamauchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DIRECTIONAL COUPLER
- Publication number 20100097160
- Publication date Apr 22, 2010
- Mitsubishi Electric Corporation
- Kazuhisa Yamauchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER AMPLIFICATION DEVICE
- Publication number 20100079210
- Publication date Apr 1, 2010
- MITSUBISHI ELECTRIC CORPORATION
- Kazuhisa Yamauchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
High Efficiency Amplifier
- Publication number 20090206926
- Publication date Aug 20, 2009
- MITSUBISHI ELECTRIC CORPORATION
- Kenichi Horiguchi
- H03 - BASIC ELECTRONIC CIRCUITRY