Takakazu Imai

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Movement detection unit
- Patent number 10,627,261
- Issue date Apr 21, 2020
- TDK Corporation
- Takakazu Imai
- G01 - MEASURING TESTING
Information Patent Grant
Movement detection unit
- Patent number 10,378,929
- Issue date Aug 13, 2019
- TDK Corporation
- Takakazu Imai
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic field detection device and current sensor
- Patent number 9,086,444
- Issue date Jul 21, 2015
- TDK Corporation
- Hiroyoshi Nakajima
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Signal transmitting device having output circuit for voltage compar...
- Patent number 8,358,129
- Issue date Jan 22, 2013
- TDK Corporation
- Takakazu Imai
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Magnetic sensor and magnetic field strength measurement method satu...
- Patent number 8,164,330
- Issue date Apr 24, 2012
- TDK Corporation
- Takakazu Imai
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Magnetic field measurement method and magnetic sensor
- Patent number 8,164,331
- Issue date Apr 24, 2012
- TDK Corporation
- Takakazu Imai
- G01 - MEASURING TESTING
Information Patent Grant
Digital signal transmitting apparatus and digital signal transmitti...
- Patent number 7,982,640
- Issue date Jul 19, 2011
- TDK Corporation
- Reiji Okuno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
DC-DC converter and control method thereof
- Patent number 7,660,134
- Issue date Feb 9, 2010
- TDK Corporation
- Takakazu Imai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Average current detector circuit
- Patent number 7,498,784
- Issue date Mar 3, 2009
- TDK Corporation
- Takeo Gokita
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply apparatus and control circuit therefor
- Patent number 7,078,884
- Issue date Jul 18, 2006
- TDK Corporation
- Koichiro Miura
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply controller and switching power supply
- Patent number 7,075,278
- Issue date Jul 11, 2006
- TDK Corporation
- Takeshi Uematsu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply, and method and circuit for regulating outpu...
- Patent number 7,071,666
- Issue date Jul 4, 2006
- TDK Corporation
- Takakazu Imai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply control circuit and switching power supply u...
- Patent number 7,002,324
- Issue date Feb 21, 2006
- TDK Corporation
- Takeshi Uematsu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply controller and switching power supply
- Patent number 6,960,904
- Issue date Nov 1, 2005
- TDK Corporation
- Ken Matsuura
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply controller and switching power supply
- Patent number 6,956,360
- Issue date Oct 18, 2005
- TDK Corporation
- Ken Matsuura
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply control circuit and switching power supply u...
- Patent number 6,791,305
- Issue date Sep 14, 2004
- TDK Corporation
- Takakazu Imai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
MOVEMENT DETECTION UNIT
- Publication number 20190360842
- Publication date Nov 28, 2019
- TDK Corporation
- Takakazu IMAI
- G01 - MEASURING TESTING
Information Patent Application
Movement Detection Unit
- Publication number 20170184422
- Publication date Jun 29, 2017
- TDK Corporation
- Takakazu IMAI
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC FIELD DETECTION DEVICE AND CURRENT SENSOR
- Publication number 20120293170
- Publication date Nov 22, 2012
- Hiroyoshi Nakajima
- G01 - MEASURING TESTING
Information Patent Application
Signal transmitting device
- Publication number 20100127803
- Publication date May 27, 2010
- TDK Corporation
- Takakazu Imai
- G08 - SIGNALLING
Information Patent Application
Digital signal transmitting apparatus and digital signal transmitti...
- Publication number 20100079316
- Publication date Apr 1, 2010
- TDK Corporation
- Reiji Okuno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MAGNETIC FIELD MEASUREMENT METHOD AND MAGNETIC SENSOR
- Publication number 20090243608
- Publication date Oct 1, 2009
- TDK Corporation
- Takakazu IMAI
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC SENSOR AND MAGNETIC FIELD STRENGTH MEASUREMENT METHOD
- Publication number 20090206833
- Publication date Aug 20, 2009
- TDK Corporation
- Takakazu IMAI
- G01 - MEASURING TESTING
Information Patent Application
DC-DC converter and control method thereof
- Publication number 20070090821
- Publication date Apr 26, 2007
- Takakazu Imai
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Average current detector circuit
- Publication number 20070025048
- Publication date Feb 1, 2007
- TDK Corporation
- Takeo Gokita
- G01 - MEASURING TESTING
Information Patent Application
Switching power supply controller and switching power supply
- Publication number 20040189272
- Publication date Sep 30, 2004
- TDK Corporation
- Ken Matsuura
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Switching power supply, and method and circuit for regulating outpu...
- Publication number 20040189273
- Publication date Sep 30, 2004
- TDK Corporation
- Takakazu Imai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Switching power supply controller and switching power supply
- Publication number 20040189264
- Publication date Sep 30, 2004
- TDK Corporation
- Ken Matsuura
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Power supply apparatus and control circuit therefor
- Publication number 20040189266
- Publication date Sep 30, 2004
- TDK Corporation
- Koichiro Miura
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Switching power supply controller and switching power supply
- Publication number 20040178783
- Publication date Sep 16, 2004
- TDK Corporation
- Takeshi Uematsu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Switching power supply control circuit and switching power supply u...
- Publication number 20030173937
- Publication date Sep 18, 2003
- TDK Corporation
- Takeshi Uematsu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Switching power supply control circuit and switching power supply u...
- Publication number 20030160598
- Publication date Aug 28, 2003
- TDK Corporation
- Takakazu Imai
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Switching power supply and control circuit used therefor
- Publication number 20030117118
- Publication date Jun 26, 2003
- TDK Corporation
- Takakazu Imai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Takakazu Imai

Person

Patents Grantslast 30 patents

Movement detection unit

Movement detection unit

Magnetic field detection device and current sensor

Signal transmitting device having output circuit for voltage compar...

Magnetic sensor and magnetic field strength measurement method satu...

Magnetic field measurement method and magnetic sensor

Digital signal transmitting apparatus and digital signal transmitti...

DC-DC converter and control method thereof

Average current detector circuit

Power supply apparatus and control circuit therefor

Switching power supply controller and switching power supply

Switching power supply, and method and circuit for regulating outpu...

Switching power supply control circuit and switching power supply u...

Switching power supply controller and switching power supply

Switching power supply controller and switching power supply

Switching power supply control circuit and switching power supply u...

Patents Applicationslast 30 patents

MOVEMENT DETECTION UNIT

Movement Detection Unit

MAGNETIC FIELD DETECTION DEVICE AND CURRENT SENSOR

Signal transmitting device

Digital signal transmitting apparatus and digital signal transmitti...

MAGNETIC FIELD MEASUREMENT METHOD AND MAGNETIC SENSOR

MAGNETIC SENSOR AND MAGNETIC FIELD STRENGTH MEASUREMENT METHOD

DC-DC converter and control method thereof

Average current detector circuit

Switching power supply controller and switching power supply

Switching power supply, and method and circuit for regulating outpu...

Switching power supply controller and switching power supply

Power supply apparatus and control circuit therefor

Switching power supply controller and switching power supply

Switching power supply control circuit and switching power supply u...

Switching power supply control circuit and switching power supply u...

Switching power supply and control circuit used therefor