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Kyoichi Takahashi
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Kodaira, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Bias circuit, high-power amplifier, and portable information terminal
Patent number
8,217,716
Issue date
Jul 10, 2012
Murata Manufacturing Co., Ltd.
Satoshi Tanaka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Electronic component for high frequency power amplification
Patent number
7,994,860
Issue date
Aug 9, 2011
Renesas Electronics Corporation
Kyoichi Takahashi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Electronic parts for high frequency power amplifier and wireless co...
Patent number
7,738,845
Issue date
Jun 15, 2010
Renesas Technology
Kyoichi Takahashi
G01 - MEASURING TESTING
Information
Patent Grant
Electronics parts for high frequency power amplifier
Patent number
7,595,694
Issue date
Sep 29, 2009
Renesas Technology Corp.
Kyoichi Takahashi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Semiconductor integrated circuit for high frequency power amplifier...
Patent number
7,395,036
Issue date
Jul 1, 2008
Renesas Technology Corp.
Hitoshi Akamine
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Electronics parts for high frequency power amplifier
Patent number
7,352,244
Issue date
Apr 1, 2008
Renesas Technology Corp.
Kyoichi Takahashi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High frequency power amplifier circuit
Patent number
7,333,564
Issue date
Feb 19, 2008
Renesas Technology Corp.
Hiroki Sugiyama
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High frequency power amplifier circuit and electric component for h...
Patent number
7,271,662
Issue date
Sep 18, 2007
Renesas Technology Corporation
Hitoshi Akamine
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Semiconductor integrated circuit for high frequency power amplifier...
Patent number
7,224,228
Issue date
May 29, 2007
Renesas Technology Corp.
Kyoichi Takahashi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High frequency power amplification electric part and wireless commu...
Patent number
7,173,492
Issue date
Feb 6, 2007
Renesas Technology Corp.
Kyoichi Takahashi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Semiconductor integrated circuit for high frequency power amplifier...
Patent number
7,034,617
Issue date
Apr 25, 2006
Renesas Technology Corp.
Kyoichi Takahashi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High frequency power amplification electric part and wireless commu...
Patent number
6,972,626
Issue date
Dec 6, 2005
Renesas Technology Corp.
Kyoichi Takahashi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
High frequency power amplifier electric parts and radio telecommuni...
Patent number
6,919,762
Issue date
Jul 19, 2005
Renesas Technology Corp.
Hitoshi Akamine
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Radio communication apparatus with expanded dynamic range
Patent number
5,689,814
Issue date
Nov 18, 1997
Hitachi, Ltd.
Hiroshi Hagisawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Phase detection circuit and automatic tint control circuit of color...
Patent number
4,364,082
Issue date
Dec 14, 1982
Hitachi, Ltd.
Kenichi Tonomura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Chroma signal gain control circuit
Patent number
4,349,834
Issue date
Sep 14, 1982
Hitachi, Ltd.
Kenichi Tonomura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
BIAS CIRCUIT, HIGH-POWER AMPLIFIER, AND PORTABLE INFORMATION TERMINAL
Publication number
20100301935
Publication date
Dec 2, 2010
Renesas Technology Corp.
Satoshi TANAKA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
ELECTRONIC COMPONENT FOR HIGH FREQUENCY POWER AMPLIFICATION
Publication number
20100102887
Publication date
Apr 29, 2010
Renesas Technology Corp.
Kyoichi TAKAHASHI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Electronics parts for high frequency power amplifier
Publication number
20080150637
Publication date
Jun 26, 2008
Kyoichi Takahashi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Electronic parts for high frequency power amplifier and wireless co...
Publication number
20070066250
Publication date
Mar 22, 2007
Kyoichi Takahashi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Electronics parts for high frequency power amplifier
Publication number
20060192616
Publication date
Aug 31, 2006
Kyoichi Takahashi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Semiconductor integrated circuit for high frequency power amplifier...
Publication number
20060139094
Publication date
Jun 29, 2006
RENESAS TECHNOLOGY CORP.
Kyoichi Takahashi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
High frequency power amplifier circuit and electric component for h...
Publication number
20060066398
Publication date
Mar 30, 2006
Hitoshi Akamine
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Semiconductor integrated circuit for high frequency power amplifier...
Publication number
20060066404
Publication date
Mar 30, 2006
Hitoshi Akamine
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
High frequency power amplification electric part and wireless commu...
Publication number
20060012435
Publication date
Jan 19, 2006
Kyoichi Takahashi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
High frequency power amplifier circuit
Publication number
20050146379
Publication date
Jul 7, 2005
Hiroki Sugiyama
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Semiconductor integrated circuit for high frequency power amplifier...
Publication number
20040212432
Publication date
Oct 28, 2004
RENESAS TECHNOLOGY CORP.
Kyoichi Takahashi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
High frequency power amplifier electric parts and radio telecommuni...
Publication number
20040108902
Publication date
Jun 10, 2004
Hitoshi Akamine
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
High frequency power amplification electric part and wireless commu...
Publication number
20040075501
Publication date
Apr 22, 2004
Kyoichi Takahashi
H03 - BASIC ELECTRONIC CIRCUITRY