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Kyoto, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Resin encapsulated semiconductor device and method for manufacturin...
Patent number
8,193,091
Issue date
Jun 5, 2012
Panasonic Corporation
Fumihiko Kawai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High-frequency switching device and semiconductor
Patent number
7,636,004
Issue date
Dec 22, 2009
Panasonic Corporation
Tadayoshi Nakatsuka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Semiconductor device
Patent number
7,425,747
Issue date
Sep 16, 2008
Matsushita Electric Industrial Co., Ltd.
Atsushi Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High frequency switching circuit device
Patent number
7,337,547
Issue date
Mar 4, 2008
Matsushita Electric Industrial Co., Ltd.
Eiji Yasuda
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High-frequency switching device and semiconductor device
Patent number
7,286,001
Issue date
Oct 23, 2007
Matsushita Electric Industrial Co., Ltd.
Tadayoshi Nakatsuka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Transistor integrated circuit apparatus
Patent number
7,276,975
Issue date
Oct 2, 2007
Matsushita Electric Industrial Co., Ltd.
Kazuki Tateoka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Semiconductor switching circuit for switching the paths of a high f...
Patent number
7,221,207
Issue date
May 22, 2007
Matsushita Electric Industrial Co., Ltd.
Shinji Fukumoto
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High-frequency switching device and semiconductor
Patent number
7,199,635
Issue date
Apr 3, 2007
Matsushita Electric Industrial Co., Ltd.
Tadayoshi Nakatsuka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High frequency switching circuit and semiconductor device
Patent number
7,173,471
Issue date
Feb 6, 2007
Matsushita Electric Industrial Co., Ltd.
Tadayoshi Nakatsuka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Field effect transistor switch circuit
Patent number
7,138,846
Issue date
Nov 21, 2006
Matsushita Electric Industrial Co., Ltd.
Atsushi Suwa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High frequency switch circuit
Patent number
7,106,121
Issue date
Sep 12, 2006
Matsushita Electric Industrial Co., Ltd.
Kenichi Hidaka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Frequency conversion circuit
Patent number
6,871,058
Issue date
Mar 22, 2005
Matsushita Electric Industrial Co., Ltd.
Haruhiko Koizumi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High frequency circuit
Patent number
6,737,923
Issue date
May 18, 2004
Matsushita Electric Industrial Co., Ltd.
Shinji Yamamoto
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High frequency switch circuit and communications terminal using the...
Patent number
6,653,697
Issue date
Nov 25, 2003
Matsushita Electric Industrial Co., Ltd.
Kenichi Hidaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Cellular mobile telephone terminal
Patent number
6,337,974
Issue date
Jan 8, 2002
Matsushita Electric Industrial Co., Ltd.
Masahiko Inamori
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Amplifier
Patent number
6,229,370
Issue date
May 8, 2001
Matsushita Electric Industrial Co., Ltd.
Masahiko Inamori
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Lead frame for use with an RF powered semiconductor
Patent number
6,208,023
Issue date
Mar 27, 2001
Matsushita Electronics Corporation
Masao Nakayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Amplifier and semiconductor device therefor
Patent number
6,188,283
Issue date
Feb 13, 2001
Matsushita Electric Industrial Co., Ltd.
Masahiro Hagio
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method of manufacturing an arsenic-including compound semiconductor...
Patent number
5,196,370
Issue date
Mar 23, 1993
Matsushita Electronics Corporation
Katsushi Tara
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
HIGH-FREQUENCY SWITCHING DEVICE AND SEMICONDUCTOR
Publication number
20070139094
Publication date
Jun 21, 2007
Matsushita Electric Industrial Co., Ltd.
Tadayoshi Nakatsuka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
High-frequency switching device and semiconductor device
Publication number
20060181328
Publication date
Aug 17, 2006
Matsushita Electric Industrial Co., Ltd.
Tadayoshi Nakatsuka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Transistor integrated circuit apparatus
Publication number
20060043516
Publication date
Mar 2, 2006
Kazuki Tateoka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
High frequency switching circuit device
Publication number
20060001473
Publication date
Jan 5, 2006
Matsushita Electric Industrial Co., Ltd.
Eiji Yasuda
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Semiconductor apparatus
Publication number
20050270119
Publication date
Dec 8, 2005
Matsushita Electric Industrial Co., Ltd.
Shinji Fukumoto
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Semiconductor device
Publication number
20050030084
Publication date
Feb 10, 2005
Atsushi Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Hight frequency switching circuit and semiconductor device
Publication number
20050017786
Publication date
Jan 27, 2005
Matsushita Electric Industrial Co., Ltd.
Tadayoshi Nakatsuka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
High-frequency switching device and semiconductor
Publication number
20040251952
Publication date
Dec 16, 2004
Matsushita Electric Industrial Co., Ltd.
Tadayoshi Nakatsuka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
High Frequency switch circuit
Publication number
20040207454
Publication date
Oct 21, 2004
Matsushita Electric Industrial Co., Ltd.
Kenichi Hidaka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
High frequency circuit
Publication number
20030164737
Publication date
Sep 4, 2003
Matsushita Electric Industrial Co., Ltd.
Shinji Yamamoto
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Lead frame, method for manufacturing the same, resin-encapsulated s...
Publication number
20030127711
Publication date
Jul 10, 2003
Matsushita Electric Industrial Co., Ltd.
Fumihiko Kawai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Field effect transistor switch circuit
Publication number
20030116780
Publication date
Jun 26, 2003
Atsushi Suwa
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Frequency conversion circuit
Publication number
20020146997
Publication date
Oct 10, 2002
Haruhiko Koizumi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
High frequency switch circuit and communications terminal using the...
Publication number
20020140040
Publication date
Oct 3, 2002
Kenichi Hidaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE