Keisuke Fukamachi

Person

Kumagaya, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Bandpass filter, high-frequency device and communications apparatus
- Patent number 9,287,845
- Issue date Mar 15, 2016
- Hitachi Metals, Ltd.
- Keisuke Fukamachi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High frequency circuit, high frequency circuit component, and commu...
- Patent number 9,252,819
- Issue date Feb 2, 2016
- Hitachi Metals, Ltd.
- Hirotaka Satake
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High-frequency circuit, high-frequency device, and communications a...
- Patent number 8,767,859
- Issue date Jul 1, 2014
- Hitachi Metals, Ltd.
- Keisuke Fukamachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High-frequency circuit, high-frequency device, and communication ap...
- Patent number 8,682,258
- Issue date Mar 25, 2014
- Hitachi Metals, Ltd.
- Keisuke Fukamachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High frequency circuit, high frequency component and communication...
- Patent number 8,582,547
- Issue date Nov 12, 2013
- Hitachi Metals, Ltd.
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High-frequency device and communications apparatus
- Patent number 8,326,344
- Issue date Dec 4, 2012
- Hitachi Metals, Ltd.
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multiband high-frequency circuit, multiband high-frequency circuit...
- Patent number 8,315,577
- Issue date Nov 20, 2012
- Hitachi Metals, Ltd.
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Band-pass filter, high-frequency component, and communication appar...
- Patent number 8,269,581
- Issue date Sep 18, 2012
- Hitachi Metals, Ltd.
- Keisuke Fukamachi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-frequency circuit device, and communications apparatus compris...
- Patent number 8,130,787
- Issue date Mar 6, 2012
- Hitachi Metals, Ltd.
- Kazuhiro Hagiwara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-band-high-frequency circuit, multi-band high-frequency circui...
- Patent number 8,131,226
- Issue date Mar 6, 2012
- Hitachi Metals, Ltd.
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Laminated bandpass filter, high-frequency component and communicati...
- Patent number 8,093,963
- Issue date Jan 10, 2012
- Hitachi Metals, Ltd.
- Takahiro Yamashita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-frequency circuit, high-frequency device and communications ap...
- Patent number 8,036,148
- Issue date Oct 11, 2011
- Hitachi Metals, Ltd.
- Keisuke Fukamachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-band high-frequency circuit, multi-band high frequency circui...
- Patent number 7,982,554
- Issue date Jul 19, 2011
- Hitachi Metals, Ltd.
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-band high-frequency circuit, multi-band high-frequency circui...
- Patent number 7,924,117
- Issue date Apr 12, 2011
- Hitachi Metals Ltd.
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multiband high-frequency circuit, multiband high-frequency circuit...
- Patent number 7,885,613
- Issue date Feb 8, 2011
- Hitachi Metals, Ltd.
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-band high frequency circuit, multi-band high-frequency compon...
- Patent number 7,773,956
- Issue date Aug 10, 2010
- Hitachi Metals, Ltd.
- Keisuke Fukamachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High-frequency circuit and communications apparatus comprising same
- Patent number 7,705,692
- Issue date Apr 27, 2010
- Hitachi Metals, Ltd.
- Keisuke Fukamachi
- G01 - MEASURING TESTING
Information Patent Grant
Multi-band high-frequency circuit, multi-band high-frequency circui...
- Patent number 7,518,469
- Issue date Apr 14, 2009
- Hitachi Metals Ltd.
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-band transceiver and radio communication device using the tra...
- Patent number 7,379,751
- Issue date May 27, 2008
- Hitachi Metals, Ltd.
- Toshiyuki Wada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Antenna switch circuit and antenna switch module
- Patent number 7,295,814
- Issue date Nov 13, 2007
- Hitachi Metals, Ltd.
- Takahiro Yamashita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High-frequency switch module
- Patent number 7,253,702
- Issue date Aug 7, 2007
- Hitachi Metals, Ltd.
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Unbalanced-balanced multiband filter module
- Patent number 7,242,268
- Issue date Jul 10, 2007
- Hitachi Metals, Ltd.
- Kazuhiro Hagiwara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Switch circuit and composite high-frequency part
- Patent number 7,167,687
- Issue date Jan 23, 2007
- Hitachi Metals, Ltd.
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bypass filter, multi-band antenna switch circuit, and layered modul...
- Patent number 7,057,472
- Issue date Jun 6, 2006
- Hitachi Metals, Ltd.
- Keisuke Fukamachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
HIGH FREQUENCY CIRCUIT, HIGH FREQUENCY CIRCUIT COMPONENT, AND COMMU...
- Publication number 20120306716
- Publication date Dec 6, 2012
- Hirotaka Satake
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
BANDPASS FILTER, HIGH-FREQUENCY DEVICE AND COMMUNICATIONS APPARATUS
- Publication number 20110133860
- Publication date Jun 9, 2011
- Hitachi Metals, Ltd.
- Keisuke Fukamachi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
HIGH-FREQUENCY CIRCUIT, HIGH-FREQUENCY DEVICE, AND COMMUNICATIONS A...
- Publication number 20110110452
- Publication date May 12, 2011
- Hitachi Metals, Ltd.
- Keisuke Fukamachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MULTIBAND HIGH-FREQUENCY CIRCUIT, MULTIBAND HIGH-FREQUENCY CIRCUIT...
- Publication number 20110096705
- Publication date Apr 28, 2011
- Hitachi Metals, Ltd.
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HIGH-FREQUENCY CIRCUIT DEVICE, AND COMMUNICATIONS APPARATUS COMPRIS...
- Publication number 20100157860
- Publication date Jun 24, 2010
- Hitachi Metals, Ltd.
- Kazuhiro Hagiwara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HIGH FREQUENCY CIRCUIT, HIGH FREQUENCY COMPONENT AND COMMUNICATION...
- Publication number 20100091752
- Publication date Apr 15, 2010
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LAMINATED BANDPASS FILTER, HIGH-FREQUENCY COMPONENT AND COMMUNICATI...
- Publication number 20100073108
- Publication date Mar 25, 2010
- Hitachi Metals, Ltd.
- Takahiro Yamasita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH-FREQUENCY DEVICE AND COMMUNICATIONS APPARATUS
- Publication number 20100062727
- Publication date Mar 11, 2010
- Hitachi Metals, Ltd.
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HIGH-FREQUENCY CIRCUIT, HIGH-FREQUENCY DEVICE AND COMMUNICATIONS AP...
- Publication number 20090207764
- Publication date Aug 20, 2009
- Hitachi Metals, Ltd.
- Keisuke Fukamachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MULTI-BAND HIGH-FREQUENCY CIRCUIT, MULTI-BAND HIGH FREQUENCY CIRCUI...
- Publication number 20090206948
- Publication date Aug 20, 2009
- Hitachi Metals, Ltd.
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MULTI-BAND HIGH-FREQUENCY CIRCUIT, MULTI-BAND HIGH-FREQUENCY CIRCUI...
- Publication number 20090201099
- Publication date Aug 13, 2009
- Hitachi Metals, Ltd.
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
BAND-PASS FILTER, HIGH-FREQUENCY COMPONENT, AND COMMUNICATION APPAR...
- Publication number 20090160582
- Publication date Jun 25, 2009
- Keisuke Fukamachi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MULTIBAND HIGH-FREQUENCY CIRCUIT, MULTIBAND HIGH-FREQUENCY CIRCUIT...
- Publication number 20090017772
- Publication date Jan 15, 2009
- Hitachi Metals, Ltd.
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multi-Band High Frequency Circuit, Multi-Band High-Frequency Compon...
- Publication number 20080212552
- Publication date Sep 4, 2008
- Hitachi Metals, Ltd.
- Keisuke Fukamachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HIGH-FREQUENCY CIRCUIT, HIGH-FREQUENCY DEVICE, AND COMMUNICATION AP...
- Publication number 20080166980
- Publication date Jul 10, 2008
- Hitachi Metals, Ltd.
- Keisuke FUKAMACHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Switch circuit and high-frequency composite part
- Publication number 20070105506
- Publication date May 10, 2007
- HITACHI METALS, LTD
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multi-band high-frequency circuit, multi-band high-frequency circui...
- Publication number 20070075803
- Publication date Apr 5, 2007
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
High-frequency circuit and communications apparatus comprising same
- Publication number 20060229035
- Publication date Oct 12, 2006
- HITACHI METALS, LTD
- Keisuke Fukamachi
- G01 - MEASURING TESTING
Information Patent Application
Balanced-unbalanced type multiband filer module
- Publication number 20060044080
- Publication date Mar 2, 2006
- Hitachi Metals, Ltd.
- Kazuhiro Hagiwara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Switch circuit and composite high-frequency part
- Publication number 20050048927
- Publication date Mar 3, 2005
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multi-band transceiver and radio communication device using the tra...
- Publication number 20050003855
- Publication date Jan 6, 2005
- Toshiyuki Wada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Bypass filter, multi-band antenna switch circuit, and layered modul...
- Publication number 20040266378
- Publication date Dec 30, 2004
- Keisuke Fukamachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Antenna switch circuit and antenna switch module
- Publication number 20040217914
- Publication date Nov 4, 2004
- HITACHI METALS, LTD
- Takahiro Yamashita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
High-frequency switch module
- Publication number 20040032706
- Publication date Feb 19, 2004
- Shigeru Kemmochi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Keisuke Fukamachi

Person

Patents Grantslast 30 patents

Bandpass filter, high-frequency device and communications apparatus

High frequency circuit, high frequency circuit component, and commu...

High-frequency circuit, high-frequency device, and communications a...

High-frequency circuit, high-frequency device, and communication ap...

High frequency circuit, high frequency component and communication...

High-frequency device and communications apparatus

Multiband high-frequency circuit, multiband high-frequency circuit...

Band-pass filter, high-frequency component, and communication appar...

High-frequency circuit device, and communications apparatus compris...

Multi-band-high-frequency circuit, multi-band high-frequency circui...

Laminated bandpass filter, high-frequency component and communicati...

High-frequency circuit, high-frequency device and communications ap...

Multi-band high-frequency circuit, multi-band high frequency circui...

Multi-band high-frequency circuit, multi-band high-frequency circui...

Multiband high-frequency circuit, multiband high-frequency circuit...

Multi-band high frequency circuit, multi-band high-frequency compon...

High-frequency circuit and communications apparatus comprising same

Multi-band high-frequency circuit, multi-band high-frequency circui...

Multi-band transceiver and radio communication device using the tra...

Antenna switch circuit and antenna switch module

High-frequency switch module

Unbalanced-balanced multiband filter module

Switch circuit and composite high-frequency part

Bypass filter, multi-band antenna switch circuit, and layered modul...

Patents Applicationslast 30 patents

HIGH FREQUENCY CIRCUIT, HIGH FREQUENCY CIRCUIT COMPONENT, AND COMMU...

BANDPASS FILTER, HIGH-FREQUENCY DEVICE AND COMMUNICATIONS APPARATUS

HIGH-FREQUENCY CIRCUIT, HIGH-FREQUENCY DEVICE, AND COMMUNICATIONS A...

MULTIBAND HIGH-FREQUENCY CIRCUIT, MULTIBAND HIGH-FREQUENCY CIRCUIT...

HIGH-FREQUENCY CIRCUIT DEVICE, AND COMMUNICATIONS APPARATUS COMPRIS...

HIGH FREQUENCY CIRCUIT, HIGH FREQUENCY COMPONENT AND COMMUNICATION...

LAMINATED BANDPASS FILTER, HIGH-FREQUENCY COMPONENT AND COMMUNICATI...

HIGH-FREQUENCY DEVICE AND COMMUNICATIONS APPARATUS

HIGH-FREQUENCY CIRCUIT, HIGH-FREQUENCY DEVICE AND COMMUNICATIONS AP...

MULTI-BAND HIGH-FREQUENCY CIRCUIT, MULTI-BAND HIGH FREQUENCY CIRCUI...

MULTI-BAND HIGH-FREQUENCY CIRCUIT, MULTI-BAND HIGH-FREQUENCY CIRCUI...

BAND-PASS FILTER, HIGH-FREQUENCY COMPONENT, AND COMMUNICATION APPAR...

MULTIBAND HIGH-FREQUENCY CIRCUIT, MULTIBAND HIGH-FREQUENCY CIRCUIT...

Multi-Band High Frequency Circuit, Multi-Band High-Frequency Compon...

HIGH-FREQUENCY CIRCUIT, HIGH-FREQUENCY DEVICE, AND COMMUNICATION AP...

Switch circuit and high-frequency composite part

Multi-band high-frequency circuit, multi-band high-frequency circui...

High-frequency circuit and communications apparatus comprising same

Balanced-unbalanced type multiband filer module

Switch circuit and composite high-frequency part

Multi-band transceiver and radio communication device using the tra...

Bypass filter, multi-band antenna switch circuit, and layered modul...

Antenna switch circuit and antenna switch module

High-frequency switch module