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Joji Hayashi
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Osaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
High-frequency amplifier, and transmission/reception system
Patent number
7,877,063
Issue date
Jan 25, 2011
Panasonic Corporation
Ryangsu Kim
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Low-noise amplifier circuit and receiving system
Patent number
7,834,704
Issue date
Nov 16, 2010
Panasonic Corporation
Katsumasa Hijikata
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Variable gain amplification circuit
Patent number
7,816,990
Issue date
Oct 19, 2010
Panasonic Corporation
Katsumasa Hijikata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mixer circuit
Patent number
7,613,440
Issue date
Nov 3, 2009
Panasonic Corporation
Katsumasa Hijikata
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Complex filter circuit and receiver circuit
Patent number
7,587,010
Issue date
Sep 8, 2009
Panasonic Corporation
Takashi Morie
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Semiconductor amplifier circuit and system
Patent number
6,366,172
Issue date
Apr 2, 2002
Matsushita Electric Industrial Co., Ltd.
Joji Hayashi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High frequency ring gate MOSFET
Patent number
6,140,687
Issue date
Oct 31, 2000
Matsushita Electric Industrial Co., Ltd.
Hiroshi Shimomura
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
INTEGRATED CIRCUIT FOR PROCESSING MULTI-CHANNEL RADIO SIGNAL
Publication number
20090154615
Publication date
Jun 18, 2009
Katsumasa Hijikata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FREQUENCY SYNTHESIZER, RADIO COMMUNICATION SYSTEM, AND SEMICONDUCTO...
Publication number
20090098834
Publication date
Apr 16, 2009
Matsushita Electric Industrial Co., Ltd.
Seiichiro Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE SUPPRESSION RECEIVER
Publication number
20090047921
Publication date
Feb 19, 2009
Matsushita Electric Industrial Co., Ltd.
Joji Hayashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LOW-NOISE AMPLIFIER CIRCUIT AND RECEIVING SYSTEM
Publication number
20090039964
Publication date
Feb 12, 2009
Katsumasa Hijikata
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
High-Frequency Amplifier, and Transmission/Reception System
Publication number
20080247338
Publication date
Oct 9, 2008
Matsushita Electric Industrial Co., Ltd.
Ryangsu Kim
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Mixer circuit
Publication number
20070111695
Publication date
May 17, 2007
Katsumasa Hijikata
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Complex filter circuit and receiver circuit
Publication number
20060088136
Publication date
Apr 27, 2006
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
Takashi Morie
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Variable gain amplification circuit
Publication number
20040212741
Publication date
Oct 28, 2004
Katsumasa Hijikata
H04 - ELECTRIC COMMUNICATION TECHNIQUE