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Kazushige Noguchi
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Kawasaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Surface acoustic wave filter and saw filter package
Patent number
RE43958
Issue date
Feb 5, 2013
Intellectual Ventures Fund 77 LLC
Kazushige Noguchi
333 - Wave transmission lines and networks
Information
Patent Grant
Surface acoustic wave filter with attenuation poles
Patent number
6,960,966
Issue date
Nov 1, 2005
Oki Electric Industry Co., Ltd.
Kazushige Noguchi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Surface acoustic wave duplexer and portable communication device us...
Patent number
6,765,456
Issue date
Jul 20, 2004
Oki Electric Industry Co., Ltd.
Hisanori Ehara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Surface-acoustic-wave duplexer with improved isolation
Patent number
6,737,936
Issue date
May 18, 2004
Oki Electric Industry Co., Ltd.
Kazushige Noguchi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Saw filter with an attenuation pole including a band-pass ladder ty...
Patent number
6,677,835
Issue date
Jan 13, 2004
Oki Electric Industry Co., Ltd.
Kazushige Noguchi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Antenna duplexer with divided and grounded transmission line
Patent number
6,489,861
Issue date
Dec 3, 2002
Oki Electric Industry Co., Ltd.
Kazushige Noguchi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Surface acoustic wave filter pattern with grounding via connection...
Patent number
6,486,752
Issue date
Nov 26, 2002
Oki Electric Industry Co, Ltd.
Kazushige Noguchi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Differential surface acoustic wave filter
Patent number
6,424,239
Issue date
Jul 23, 2002
Oki Electric Industry Co., Ltd.
Hisanori Ehara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Surface acoustic wave filter and branching filter utilizing it
Patent number
6,380,827
Issue date
Apr 30, 2002
Oki Electric Industry Co., Ltd.
Kazushige Noguchi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Surface-acoustic-wave filters with poles of attenuation created by...
Patent number
RE37639
Issue date
Apr 9, 2002
Oki Electric Industry Co., Ltd.
Hisanori Ehara
333 - Wave transmission lines and networks
Information
Patent Grant
Surface-acoustic-wave filters with poles of attenuation created by...
Patent number
5,905,418
Issue date
May 18, 1999
Oki Electric Industry Co., Ltd.
Hisanori Ehara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Strip line filter and duplexer filter using the same
Patent number
5,486,799
Issue date
Jan 23, 1996
Oki Electric Industry Co., Ltd.
Tomokazu Komazaki
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Surface acoustic wave filter with attenuation poles
Publication number
20040201434
Publication date
Oct 14, 2004
Kazushige Noguchi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Surface acoustic wave duplexer and portable communication device us...
Publication number
20030112094
Publication date
Jun 19, 2003
Hisanori Ehara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Surface-acoustic-wave duplexer with improved isolation
Publication number
20020158707
Publication date
Oct 31, 2002
Kazushige Noguchi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Saw filter with an attenuation pole including a band-pass ladder ty...
Publication number
20020089396
Publication date
Jul 11, 2002
Kazushige Noguchi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Antenna duplexer with divided and grounded transmission line
Publication number
20010052830
Publication date
Dec 20, 2001
Kazushige Noguchi
H03 - BASIC ELECTRONIC CIRCUITRY