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Hyogo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Heterojunction bipolar transistor having an emitter layer made of a...
Patent number
7,301,181
Issue date
Nov 27, 2007
Matsushita Electric Industrial Co., Ltd.
Keiichi Murayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Low cost high frequency device having compact mounting area, high f...
Patent number
7,228,110
Issue date
Jun 5, 2007
Matsushita Electric Industrial Co., Ltd.
Yorito Ota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Bipolar transistor, oscillation circuit, and voltage controlled osc...
Patent number
7,081,799
Issue date
Jul 25, 2006
Matsushita Electric Industrial Co., Ltd.
Yorito Ota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method for producing the same
Patent number
6,974,751
Issue date
Dec 13, 2005
Matsushita Electric Industrial Co., Ltd.
Yorito Ota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bipolar transistor, for voltage controlled oscillator using a capac...
Patent number
6,940,357
Issue date
Sep 6, 2005
Matsushita Electric Industrial Co., Ltd.
Yorito Ota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bipolar transistor
Patent number
6,838,709
Issue date
Jan 4, 2005
Matsushita Electric Industrial Co., Ltd.
Shinichi Sonetaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method for producing the same
Patent number
6,770,912
Issue date
Aug 3, 2004
Matsushita Electric Industrial Co., Ltd.
Yorito Ota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Diode, method for fabricating the diode, and coplanar waveguide
Patent number
6,710,380
Issue date
Mar 23, 2004
Matsushita Electric Industrial Co., Ltd.
Junko Iwanaga
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Package, semiconductor device and method for fabricating the semico...
Patent number
6,555,900
Issue date
Apr 29, 2003
Matsushita Electric Industrial Co., Ltd.
Shigeru Morimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Compound semiconductor field effect transistor and method for the f...
Patent number
6,429,471
Issue date
Aug 6, 2002
Matsushita Electric Industrial Co., Ltd.
Takahiro Yokoyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Diode, method for fabricating the diode, and coplanar waveguide
Patent number
6,417,527
Issue date
Jul 9, 2002
Matsushita Electric Industrial Co., Ltd.
Junko Iwanaga
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for forming ohmic electrode, and semiconductor device
Patent number
6,274,889
Issue date
Aug 14, 2001
Matsushita Electric Industrial Co., Ltd.
Yorito Ota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for forming an ohmic electrode
Patent number
6,110,813
Issue date
Aug 29, 2000
Matsushita Electric Industrial Co., Ltd.
Yorito Ota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Field-effect transistors and method of manufacturing the same
Patent number
5,925,903
Issue date
Jul 20, 1999
Matsushita Electric Industrial Co., Ltd.
Junko Iwanaga
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Field-effect transistor and method of manufacturing the same
Patent number
5,905,277
Issue date
May 18, 1999
Matsushita Electric Industrial Co., Ltd.
Yorito Ota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Package and semiconductor device
Patent number
5,901,042
Issue date
May 4, 1999
Matsushita Electric Industrial Co., Ltd.
Yorito Ota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method of manufacturing the same
Patent number
5,824,575
Issue date
Oct 20, 1998
Matsushita Electric Industrial Co., Ltd.
Hiromasa Fujimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Radio frequency amplifier with stable operation and restrained osci...
Patent number
5,736,901
Issue date
Apr 7, 1998
Matsushita Electric Industrial Co., Ltd.
Morio Nakamura
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Field-effect transistor and method of manufacturing the same
Patent number
5,585,655
Issue date
Dec 17, 1996
Matsushita Electric Industrial Co., Ltd.
Yorito Ota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multilayer microstrip wiring board with a semiconductor device moun...
Patent number
5,510,758
Issue date
Apr 23, 1996
Matsushita Electric Industrial Co., Ltd.
Suguru Fujita
G02 - OPTICS
Information
Patent Grant
Semiconductor device including a first chip having an active elemen...
Patent number
5,446,309
Issue date
Aug 29, 1995
Matsushita Electric Industrial Co., Ltd.
Chinatsu Adachi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of producing a bipolar transistor
Patent number
5,166,081
Issue date
Nov 24, 1992
Matsushita Electric Industrial Co., Ltd.
Masanori Inada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of fabricating a high-frequency bipolar transistor
Patent number
5,147,775
Issue date
Sep 15, 1992
Matsushita Electric Industrial Co., Ltd.
Yorito Ota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing semiconductor device
Patent number
5,037,769
Issue date
Aug 6, 1991
Matsushita Electric Industrial Co., Ltd.
Masanori Inada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bipolar transistor and method of producing the same
Patent number
4,965,650
Issue date
Oct 23, 1990
Matsushita Electric Industrial Co., Ltd.
Masanori Inada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing heterojunction bipolar transistors
Patent number
4,746,626
Issue date
May 24, 1988
Matsushita Electric Industrial Co., Ltd.
Kazuo Eda
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
RADIO-FREQUENCY POWER AMPLIFIER DEVICE AND WIRELESS COMMUNICATION D...
Publication number
20100273535
Publication date
Oct 28, 2010
PANASONIC CORPORATION
Masahiko INAMORI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electronic device
Publication number
20070268073
Publication date
Nov 22, 2007
Hidefumi Suzaki
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Power amplifier module
Publication number
20060076673
Publication date
Apr 13, 2006
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
Masayuki Miyaji
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
High-frequency power amplifier
Publication number
20060044067
Publication date
Mar 2, 2006
Matsushita Electric Industrial Co., Ltd.
Hidefumi Suzaki
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Bipolar transistor, oscillation circuit, and voltage controlled osc...
Publication number
20050269596
Publication date
Dec 8, 2005
Matsushita Electric Industrial Co., Ltd.
Yorito Ota
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Heterojunction bipolar transistor and manufacturing method thereof
Publication number
20050199909
Publication date
Sep 15, 2005
Keiichi Murayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and method for producing the same
Publication number
20040178413
Publication date
Sep 16, 2004
Matsushita Electric Industrial Co., Ltd.
Yorito Ota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Low cost high frequency device having compact mounting area, high f...
Publication number
20040127169
Publication date
Jul 1, 2004
Yorito Ota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Bipolar transistor
Publication number
20040075108
Publication date
Apr 22, 2004
Shinichi Sonetaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Bipolar transistor, oscillation circuit, and voltage controlled osc...
Publication number
20040036544
Publication date
Feb 26, 2004
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
Yorito Ota
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Diode, method for fabricating the diode, and coplanar waveguide
Publication number
20020155643
Publication date
Oct 24, 2002
Matsushita Electric Industrial Co., Ltd.
Junko Iwanaga
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and method for producing the same
Publication number
20020113240
Publication date
Aug 22, 2002
Matsushita Electric Industrial Co., Ltd.
Yorito Ota
H01 - BASIC ELECTRIC ELEMENTS