Ken Tonegawa

Person

Nagaokakyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
High frequency switch module
- Patent number 8,401,492
- Issue date Mar 19, 2013
- Murata Manufacturing Co., Ltd.
- Takanori Uejima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Variable capacitance module and matching circuit module
- Patent number 8,390,392
- Issue date Mar 5, 2013
- Murata Manufacturing Co., Ltd.
- Tomohiro Nagai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Variable-frequency band-elimination filter
- Patent number 7,911,294
- Issue date Mar 22, 2011
- Murata Manufacturing Co., Ltd.
- Tetsuro Harada
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power distributing and synthesizing device and mobile communication...
- Patent number 6,748,207
- Issue date Jun 8, 2004
- Murata Manufacturing Co., Ltd.
- Makoto Tochigi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Receiving module and receiver
- Patent number 6,711,395
- Issue date Mar 23, 2004
- Murata Manufacturing Co., Ltd.
- Ken Tonegawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High-frequency composite component and portable wireless device inc...
- Patent number 6,700,792
- Issue date Mar 2, 2004
- Murata Manufacturing Co., Ltd.
- Tomoya Bando
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High-frequency filter, complex electronic component using the same,...
- Patent number 6,429,753
- Issue date Aug 6, 2002
- Murata Manufacturing Co., Ltd.
- Teruhisa Tsuru
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Complex electronic component with a first multilayer filter having...
- Patent number 6,424,233
- Issue date Jul 23, 2002
- Murata Manufacturing Co., Ltd.
- Ken Tonegawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Complex electronic component
- Patent number 6,252,778
- Issue date Jun 26, 2001
- Murata Manufacturing Co., Ltd.
- Ken Tonegawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Two frequency filter comprising an inductance device, a resonator,...
- Patent number 6,177,850
- Issue date Jan 23, 2001
- Murata Manufacturing Co., Ltd.
- Koji Furutani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Filter with a switch having capacitance
- Patent number 6,111,478
- Issue date Aug 29, 2000
- Murata Manufacturing Co., Ltd.
- Koji Furutani
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High-frequency composite transmission section with switch, LC filte...
- Patent number 6,100,776
- Issue date Aug 8, 2000
- Murata Manufacturing Co., Ltd.
- Koji Furutani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-frequency filter, with an inductor for forming a pole, complex...
- Patent number 6,069,541
- Issue date May 30, 2000
- Murata Manufacturing Co., Ltd.
- Teruhisa Tsuru
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Composite high-frequency component
- Patent number 5,999,065
- Issue date Dec 7, 1999
- Murata Manufacturing Co., Ltd.
- Koji Furutani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Composite high frequency apparatus and method of forming same
- Patent number 5,990,732
- Issue date Nov 23, 1999
- Murata Manufacturing Co., Ltd.
- Koji Furutani
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Composite high frequency apparatus and method of forming same
- Patent number 5,783,976
- Issue date Jul 21, 1998
- Murata Manufacturing Co., Ltd.
- Koji Furutani
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Stripline filter with a stripline-formed parallel capacitor
- Patent number 5,770,986
- Issue date Jun 23, 1998
- Murata Manufacturing Co., Ltd.
- Ken Tonegawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High frequency hybrid switch operable in antenna diversity type por...
- Patent number 5,748,054
- Issue date May 5, 1998
- Murata Manufacturing Co., Ltd.
- Ken Tonegawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Mounting structure for electronic component
- Patent number 5,532,658
- Issue date Jul 2, 1996
- Murata Manufacturing Co., Ltd.
- Ken Tonegawa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Surface-mountable antenna unit
- Patent number 5,510,802
- Issue date Apr 23, 1996
- Murata Manufacturing Co., Ltd.
- Teruhisa Tsuru
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Band pass filter with resonator having spiral electrodes formed of...
- Patent number 5,404,118
- Issue date Apr 4, 1995
- Murata Manufacturing Co., Ltd.
- Hisatake Okamura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Laminated high-frequency low-pass filter
- Patent number 5,357,227
- Issue date Oct 18, 1994
- Murata Mfg. Co., Ltd.
- Ken Tonegawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Band-pass filter having three or more loop-shaped electrodes
- Patent number 5,351,020
- Issue date Sep 27, 1994
- Myrata Manufacturing Co., Ltd.
- Hisatake Okamura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Composite electronic component and frequency adjustment method of t...
- Patent number 5,140,497
- Issue date Aug 18, 1992
- Murata Manufacturing Co., Ltd.
- Noboru Kato
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Dielectric resonator and a manufacturing method thereof
- Patent number 5,105,176
- Issue date Apr 14, 1992
- Murata Manufacturing Co., Ltd.
- Hisatake Okamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Bandpass filter
- Patent number 5,075,650
- Issue date Dec 24, 1991
- Murata Manufacturing Co., Ltd.
- Hisatake Okamura
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
VARIABLE CAPACITANCE MODULE AND MATCHING CIRCUIT MODULE
- Publication number 20120062332
- Publication date Mar 15, 2012
- Murata Manufacturing Co., Ltd.
- Tomohiro NAGAI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
HIGH FREQUENCY SWITCH MODULE
- Publication number 20100304693
- Publication date Dec 2, 2010
- Murata Manufacturing Co., Ltd.
- Takanori UEJIMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VARIABLE-FREQUENCY BAND-ELIMINATION FILTER
- Publication number 20090295503
- Publication date Dec 3, 2009
- Murata Manufacturing Co., Ltd.
- Tetsuro Harada
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Complex electronic component
- Publication number 20020041218
- Publication date Apr 11, 2002
- Murata Manufacturing Co., Ltd.
- Ken Tonegawa
- H03 - BASIC ELECTRONIC CIRCUITRY

Ken Tonegawa

Person

Patents Grantslast 30 patents

High frequency switch module

Variable capacitance module and matching circuit module

Variable-frequency band-elimination filter

Power distributing and synthesizing device and mobile communication...

Receiving module and receiver

High-frequency composite component and portable wireless device inc...

High-frequency filter, complex electronic component using the same,...

Complex electronic component with a first multilayer filter having...

Complex electronic component

Two frequency filter comprising an inductance device, a resonator,...

Filter with a switch having capacitance

High-frequency composite transmission section with switch, LC filte...

High-frequency filter, with an inductor for forming a pole, complex...

Composite high-frequency component

Composite high frequency apparatus and method of forming same

Composite high frequency apparatus and method of forming same

Stripline filter with a stripline-formed parallel capacitor

High frequency hybrid switch operable in antenna diversity type por...

Mounting structure for electronic component

Surface-mountable antenna unit

Band pass filter with resonator having spiral electrodes formed of...

Laminated high-frequency low-pass filter

Band-pass filter having three or more loop-shaped electrodes

Composite electronic component and frequency adjustment method of t...

Dielectric resonator and a manufacturing method thereof

Bandpass filter

Patents Applicationslast 30 patents

VARIABLE CAPACITANCE MODULE AND MATCHING CIRCUIT MODULE

HIGH FREQUENCY SWITCH MODULE

VARIABLE-FREQUENCY BAND-ELIMINATION FILTER

Complex electronic component