Kazuhiro Murakami

Person

Kyoto, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor integrated circuit for power supply, and power supply...
- Patent number 12,095,349
- Issue date Sep 17, 2024
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Clock signal generation circuit, DC/DC converter, PWM signal genera...
- Patent number 12,079,026
- Issue date Sep 3, 2024
- Rohm Co., Ltd.
- Takayuki Sudo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Switching power supply device
- Patent number 12,068,688
- Issue date Aug 20, 2024
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply apparatus
- Patent number 11,476,752
- Issue date Oct 18, 2022
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control method using application in portable terminal
- Patent number 11,363,525
- Issue date Jun 14, 2022
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Masakazu Hoashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Solid electrolyte capacitor and method for manufacturing same
- Patent number 10,818,439
- Issue date Oct 27, 2020
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Masanori Kashihara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Driver circuit and switching regulator
- Patent number 10,651,846
- Issue date May 12, 2020
- Rohm Co., Ltd.
- Shun Fukushima
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply device
- Patent number 10,003,265
- Issue date Jun 19, 2018
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply
- Patent number 9,742,283
- Issue date Aug 22, 2017
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Overvoltage protection circuit, power supply device, liquid crystal...
- Patent number 9,632,374
- Issue date Apr 25, 2017
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Switching regulator control circuit, switching regulator, electroni...
- Patent number 9,553,510
- Issue date Jan 24, 2017
- Rohm Co., Ltd.
- Nobukazu Tsukiji
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Electric storage device and method of manufacture thereof
- Patent number 9,287,059
- Issue date Mar 15, 2016
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Teruhisa Miura
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Switching power supply device and electronic appliance therewith
- Patent number 9,240,717
- Issue date Jan 19, 2016
- Rohm Co., Ltd.
- Hideo Hara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply device
- Patent number 9,195,250
- Issue date Nov 24, 2015
- Rohm Co., Ltd.
- Kazuhiro Murakami
- G05 - CONTROLLING REGULATING
Information Patent Grant
Switching power supply device
- Patent number 8,970,790
- Issue date Mar 3, 2015
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Semiconductor device and switching regulator using the device
- Patent number 8,964,343
- Issue date Feb 24, 2015
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control circuit for step-up switching regulator
- Patent number 8,947,056
- Issue date Feb 3, 2015
- Rohm Co., Ltd.
- Nobukazu Tsukiji
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply device
- Patent number 8,842,225
- Issue date Sep 23, 2014
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
DC/DC converter and television using same
- Patent number 8,830,405
- Issue date Sep 9, 2014
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Operational amplifier and liquid crystal drive device using same, a...
- Patent number 8,754,881
- Issue date Jun 17, 2014
- Rohm Co., Ltd.
- Kazuhiro Murakami
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Switching power source device
- Patent number 8,604,769
- Issue date Dec 10, 2013
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Reference voltage generation circuit, power source device, liquid c...
- Patent number 8,593,449
- Issue date Nov 26, 2013
- Rohm Co., Ltd.
- Kazuhiro Murakami
- G05 - CONTROLLING REGULATING
Information Patent Grant
Semiconductor device and switching regulator using the device
- Patent number 8,582,259
- Issue date Nov 12, 2013
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Capacitor and method for manufacturing same
- Patent number 7,817,404
- Issue date Oct 19, 2010
- Panasonic Corporation
- Teruhisa Miura
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Semiconductor integrated-circuit unit with temperature protective c...
- Patent number 7,499,253
- Issue date Mar 3, 2009
- Rohm Co., Ltd.
- Shigeru Hirata
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
POWER SUPPLY CONTROL DEVICE AND SWITCHING POWER SUPPLY
- Publication number 20240305199
- Publication date Sep 12, 2024
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SIGNAL GENERATION CIRCUIT, SWITCHING DEVICE, AND SWITCHING POWER SU...
- Publication number 20240162817
- Publication date May 16, 2024
- Rohm Co., Ltd.
- Daichi YURUKI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
AMPLIFIER CIRCUIT, SWITCHING POWER SUPPLY CIRCUIT, AND SWITCHING PO...
- Publication number 20240088852
- Publication date Mar 14, 2024
- Rohm Co., Ltd.
- Kanto KUBOTA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CLOCK SIGNAL GENERATION CIRCUIT, DC/DC CONVERTER, PWM SIGNAL GENERA...
- Publication number 20230213959
- Publication date Jul 6, 2023
- Rohm Co., Ltd.
- Takayuki Sudo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SEMICONDUCTOR INTEGRATED CIRCUIT FOR POWER SUPPLY, AND POWER SUPPLY...
- Publication number 20230071364
- Publication date Mar 9, 2023
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SWITCHING POWER SUPPLY DEVICE
- Publication number 20230046982
- Publication date Feb 16, 2023
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CONTROL METHOD
- Publication number 20220264446
- Publication date Aug 18, 2022
- Panasonic Intellectual Property Management Co., Ltd.
- Masakazu HOASHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Power Supply Apparatus
- Publication number 20210336531
- Publication date Oct 28, 2021
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CONTROL METHOD
- Publication number 20210068049
- Publication date Mar 4, 2021
- Panasonic Intellectual Property Management Co., Ltd.
- Masakazu HOASHI
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
DRIVER CIRCUIT AND SWITCHING REGULATOR
- Publication number 20190238129
- Publication date Aug 1, 2019
- Rohm Co., Ltd.
- Shun FUKUSHIMA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SOLID ELECTROLYTE CAPACITOR AND METHOD FOR MANUFACTURING SAME
- Publication number 20190189361
- Publication date Jun 20, 2019
- Panasonic Intellectual Property Management Co., Ltd.
- MASANORI KASHIHARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SWITCHING POWER SUPPLY
- Publication number 20160141959
- Publication date May 19, 2016
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SWITCHING POWER SUPPLY DEVICE
- Publication number 20160028311
- Publication date Jan 28, 2016
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ELECTRIC STORAGE DEVICE AND METHOD OF MANUFACTURE THEREOF
- Publication number 20140293510
- Publication date Oct 2, 2014
- Teruhisa MIURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OVERVOLTAGE PROTECTION CIRCUIT, POWER SUPPLY DEVICE, LIQUID CRYSTAL...
- Publication number 20140146426
- Publication date May 29, 2014
- Rohm Co., Ltd.
- Kazuhiro Murakami
- G02 - OPTICS
Information Patent Application
SWITCHING POWER SUPPLY DEVICE
- Publication number 20140146238
- Publication date May 29, 2014
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SWITCHING POWER SUPPLY DEVICE AND ELECTRONIC APPLIANCE THEREWITH
- Publication number 20140049237
- Publication date Feb 20, 2014
- Rohm Co., Ltd.
- Hideo Hara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SEMICONDUCTOR DEVICE AND SWITCHING REGULATOR USING THE DEVICE
- Publication number 20140036556
- Publication date Feb 6, 2014
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Switching Power Supply Device
- Publication number 20130314606
- Publication date Nov 28, 2013
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Switching Power Supply Device
- Publication number 20130308061
- Publication date Nov 21, 2013
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CONTROL CIRCUIT FOR STEP-UP SWITCHING REGULATOR
- Publication number 20120286756
- Publication date Nov 15, 2012
- Rohm Co., Ltd.
- Nobukazu Tsukiji
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SWITCHING REGULATOR CONTROL CIRCUIT, SWITCHING REGULATOR, ELECTRONI...
- Publication number 20120286752
- Publication date Nov 15, 2012
- Rohm Co., Ltd.
- Nobukazu Tsukiji
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DC/DC CONVERTER AND TELEVISION USING SAME
- Publication number 20120229707
- Publication date Sep 13, 2012
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POWER SUPPLY DEVICE, LIQUID CRYSTAL DRIVE DEVICE, AND LIQUID CRYSTA...
- Publication number 20120127151
- Publication date May 24, 2012
- Rohm Co., Ltd.
- Kazuhiro Murakami
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Power Supply Apparatus and Electronic Device Provided With Same
- Publication number 20120049829
- Publication date Mar 1, 2012
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
REFERENCE VOLTAGE GENERATION CIRCUIT, POWER SOURCE DEVICE, LIQUID C...
- Publication number 20110298780
- Publication date Dec 8, 2011
- Rohm Co., Ltd.
- Kazuhiro Murakami
- G05 - CONTROLLING REGULATING
Information Patent Application
SWITCHING POWER SOURCE DEVICE
- Publication number 20110291626
- Publication date Dec 1, 2011
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
INFORMATION RECORDING/REPRODUCTION DEVICE AND IMAGE FORMING METHOD
- Publication number 20110235489
- Publication date Sep 29, 2011
- PANASONIC CORPORATION
- Masaharu IMURA
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR DEVICE AND SWITCHING REGULATOR USING THE DEVICE
- Publication number 20110133711
- Publication date Jun 9, 2011
- Rohm Co., Ltd.
- Kazuhiro Murakami
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
OPERATIONAL AMPLIFIER AND LIQUID CRYSTAL DRIVE DEVICE USING SAME, A...
- Publication number 20110128277
- Publication date Jun 2, 2011
- Rohm Co., Ltd.
- Kazuhiro Murakami
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Kazuhiro Murakami

Person

Patents Grantslast 30 patents

Semiconductor integrated circuit for power supply, and power supply...

Clock signal generation circuit, DC/DC converter, PWM signal genera...

Switching power supply device

Power supply apparatus

Control method using application in portable terminal

Solid electrolyte capacitor and method for manufacturing same

Driver circuit and switching regulator

Switching power supply device

Switching power supply

Overvoltage protection circuit, power supply device, liquid crystal...

Switching regulator control circuit, switching regulator, electroni...

Electric storage device and method of manufacture thereof

Switching power supply device and electronic appliance therewith

Switching power supply device

Switching power supply device

Semiconductor device and switching regulator using the device

Control circuit for step-up switching regulator

Switching power supply device

DC/DC converter and television using same

Operational amplifier and liquid crystal drive device using same, a...

Switching power source device

Reference voltage generation circuit, power source device, liquid c...

Semiconductor device and switching regulator using the device

Capacitor and method for manufacturing same

Semiconductor integrated-circuit unit with temperature protective c...

Patents Applicationslast 30 patents

POWER SUPPLY CONTROL DEVICE AND SWITCHING POWER SUPPLY

SIGNAL GENERATION CIRCUIT, SWITCHING DEVICE, AND SWITCHING POWER SU...

AMPLIFIER CIRCUIT, SWITCHING POWER SUPPLY CIRCUIT, AND SWITCHING PO...

CLOCK SIGNAL GENERATION CIRCUIT, DC/DC CONVERTER, PWM SIGNAL GENERA...

SEMICONDUCTOR INTEGRATED CIRCUIT FOR POWER SUPPLY, AND POWER SUPPLY...

SWITCHING POWER SUPPLY DEVICE

CONTROL METHOD

Power Supply Apparatus

CONTROL METHOD

DRIVER CIRCUIT AND SWITCHING REGULATOR

SOLID ELECTROLYTE CAPACITOR AND METHOD FOR MANUFACTURING SAME

SWITCHING POWER SUPPLY

SWITCHING POWER SUPPLY DEVICE

ELECTRIC STORAGE DEVICE AND METHOD OF MANUFACTURE THEREOF

OVERVOLTAGE PROTECTION CIRCUIT, POWER SUPPLY DEVICE, LIQUID CRYSTAL...

SWITCHING POWER SUPPLY DEVICE

SWITCHING POWER SUPPLY DEVICE AND ELECTRONIC APPLIANCE THEREWITH

SEMICONDUCTOR DEVICE AND SWITCHING REGULATOR USING THE DEVICE

Switching Power Supply Device

Switching Power Supply Device

CONTROL CIRCUIT FOR STEP-UP SWITCHING REGULATOR

SWITCHING REGULATOR CONTROL CIRCUIT, SWITCHING REGULATOR, ELECTRONI...

DC/DC CONVERTER AND TELEVISION USING SAME

POWER SUPPLY DEVICE, LIQUID CRYSTAL DRIVE DEVICE, AND LIQUID CRYSTA...

Power Supply Apparatus and Electronic Device Provided With Same

REFERENCE VOLTAGE GENERATION CIRCUIT, POWER SOURCE DEVICE, LIQUID C...

SWITCHING POWER SOURCE DEVICE

INFORMATION RECORDING/REPRODUCTION DEVICE AND IMAGE FORMING METHOD

SEMICONDUCTOR DEVICE AND SWITCHING REGULATOR USING THE DEVICE

OPERATIONAL AMPLIFIER AND LIQUID CRYSTAL DRIVE DEVICE USING SAME, A...