Hajime Shimamura

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Branching filter package
- Patent number 7,893,794
- Issue date Feb 22, 2011
- Oki Semiconductor Co., Ltd.
- Wataru Ohashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Branching filter package
- Patent number 7,859,362
- Issue date Dec 28, 2010
- Oki Semiconductor Co., Ltd.
- Wataru Ohashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Branching filter package
- Patent number 7,679,472
- Issue date Mar 16, 2010
- Oki Semiconductor Co., Ltd.
- Wataru Ohashi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Branching filter package
- Patent number 7,602,263
- Issue date Oct 13, 2009
- Oki Semiconductor Co., Ltd.
- Wataru Ohashi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Branching filter package
- Patent number 7,479,845
- Issue date Jan 20, 2009
- Oki Electric Industry Co., Ltd.
- Wataru Ohashi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Branching filter package
- Patent number 6,937,113
- Issue date Aug 30, 2005
- Oki Electric Industry Co., Ltd.
- Wataru Ohashi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Saw branching filter with a branching filter circuit formed on the...
- Patent number 6,870,440
- Issue date Mar 22, 2005
- Oki Electric Industry Co., Ltd.
- Tomokazu Komazaki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Saw resonator filter with bridged-T configuration
- Patent number 6,377,140
- Issue date Apr 23, 2002
- Oki Electric Industry Co., Ltd.
- Hisanori Ehara
- 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
Branching filter with a composite circuit of an LC circuit and a se...
- Patent number 6,222,426
- Issue date Apr 24, 2001
- Oki Electric Industry, Co., Ltd.
- Tomokazu Komazaki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Receiving filter of a saw separator with greater electrode interdig...
- Patent number 6,208,223
- Issue date Mar 27, 2001
- Oli Electric Industry, Co., Ltd.
- Hajime Shimamura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Saw filter encapsulated in a ceramic package with capacitance incor...
- Patent number 5,949,305
- Issue date Sep 7, 1999
- Oki Electric Industry Co., Ltd.
- Hajime Shimamura
- H03 - BASIC ELECTRONIC CIRCUITRY
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

Patents Applicationslast 30 patents

Information Patent Application
Branching filter package
- Publication number 20100007434
- Publication date Jan 14, 2010
- OKI ELECTRONIC INDUSTRY CO., LTD.
- Wataru Ohashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Branching filter package
- Publication number 20080290964
- Publication date Nov 27, 2008
- OKI ELECTRONIC INDUSTRY CO., LTD.
- Wataru Ohashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Branching filter package
- Publication number 20080136556
- Publication date Jun 12, 2008
- OKI ELECTRONIC INDUSTRY CO., LTD.
- Wataru Ohashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Branching filter package
- Publication number 20080129413
- Publication date Jun 5, 2008
- OKI ELECTRONIC INDUSTRY CO., LTD.
- Wataru Ohashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Branching filter package
- Publication number 20050122187
- Publication date Jun 9, 2005
- Oki Electric Industry Co., Ltd.
- Wataru Ohashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Branching filter package
- Publication number 20020171507
- Publication date Nov 21, 2002
- Wataru Ohashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Branching filter
- Publication number 20010038322
- Publication date Nov 8, 2001
- Oki Electric Industry Co., Ltd.
- Tomokazu Komazaki
- H03 - BASIC ELECTRONIC CIRCUITRY

Hajime Shimamura

Person

Patents Grantslast 30 patents

Branching filter package

Branching filter package

Branching filter package

Branching filter package

Branching filter package

Branching filter package

Saw branching filter with a branching filter circuit formed on the...

Saw resonator filter with bridged-T configuration

Surface-acoustic-wave filters with poles of attenuation created by...

Branching filter with a composite circuit of an LC circuit and a se...

Receiving filter of a saw separator with greater electrode interdig...

Saw filter encapsulated in a ceramic package with capacitance incor...

Surface-acoustic-wave filters with poles of attenuation created by...

Patents Applicationslast 30 patents

Branching filter package

Branching filter package

Branching filter package

Branching filter package

Branching filter package

Branching filter package

Branching filter