Kazumi Takagiwa

Person

Nagano, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device and method of manufacturing the same
- Patent number 11,699,764
- Issue date Jul 11, 2023
- Fuji Electric Co., Ltd.
- Kazumi Takagiwa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Current detection circuit, current detection method, and semiconduc...
- Patent number 11,581,886
- Issue date Feb 14, 2023
- Fuji Electric Co., Ltd.
- Kazumi Takagiwa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Current detection circuit, current detection method, and semiconduc...
- Patent number 11,545,970
- Issue date Jan 3, 2023
- Fuji Electric Co., Ltd.
- Kazumi Takagiwa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power conversion device with overcurrent protection
- Patent number 9,667,129
- Issue date May 30, 2017
- Fuji Electric Co., Ltd.
- Kazumi Takagiwa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control device
- Patent number 9,473,133
- Issue date Oct 18, 2016
- Fuji Electric Co., Ltd.
- Kazumi Takagiwa
- G01 - MEASURING TESTING
Information Patent Grant
Drive circuit for insulated gate switching element
- Patent number 9,246,474
- Issue date Jan 26, 2016
- Fuji Electric Co., Ltd.
- Kazumi Takagiwa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Photocoupler output signal receiving circuit
- Patent number 8,917,065
- Issue date Dec 23, 2014
- Fuji Electric Co., Ltd.
- Kazumi Takagiwa
- G05 - CONTROLLING REGULATING
Information Patent Grant
Magnetic thin film, a magnetic component that uses this magnetic th...
- Patent number 6,835,576
- Issue date Dec 28, 2004
- Fuji Electric Co., Ltd.
- Kazuo Matsuzaki
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20220285563
- Publication date Sep 8, 2022
- Fuji Electric Co., Ltd.
- Kazumi TAKAGIWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CURRENT DETECTION CIRCUIT, CURRENT DETECTION METHOD, AND SEMICONDUC...
- Publication number 20210006242
- Publication date Jan 7, 2021
- Fuji Electric Co., Ltd.
- Kazumi TAKAGIWA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CURRENT DETECTION CIRCUIT, CURRENT DETECTION METHOD, AND SEMICONDUC...
- Publication number 20210006243
- Publication date Jan 7, 2021
- Fuji Electric Co., Ltd.
- Kazumi TAKAGIWA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER CONVERSION DEVICE
- Publication number 20150188410
- Publication date Jul 2, 2015
- Fuji Electric Co., Ltd.
- Kazumi TAKAGIWA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DRIVE CIRCUIT FOR INSULATED GATE SWITCHING ELEMENT
- Publication number 20130147525
- Publication date Jun 13, 2013
- Fuji Electric Co., Ltd.
- Kazumi TAKAGIWA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PHOTOCOUPLER OUTPUT SIGNAL RECEIVING CIRCUIT
- Publication number 20130127438
- Publication date May 23, 2013
- Fuji Electric Co., Ltd.
- Kazumi TAKAGIWA
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
CONTROL DEVICE
- Publication number 20130106470
- Publication date May 2, 2013
- Fuji Electric Co., Ltd.
- Kazumi TAKAGIWA
- G01 - MEASURING TESTING
Information Patent Application
Magnetic thin film, magnetic component that uses this magnetic thin...
- Publication number 20050094302
- Publication date May 5, 2005
- Fuji Electric Co., Ltd.
- Kazuo Matsuzaki
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic thin film, a magnetic component that uses this magnetic th...
- Publication number 20020090755
- Publication date Jul 11, 2002
- Kazuo Matsuzaki
- B82 - NANO-TECHNOLOGY

Kazumi Takagiwa

Person

Patents Grantslast 30 patents

Semiconductor device and method of manufacturing the same

Current detection circuit, current detection method, and semiconduc...

Current detection circuit, current detection method, and semiconduc...

Power conversion device with overcurrent protection

Control device

Drive circuit for insulated gate switching element

Photocoupler output signal receiving circuit

Magnetic thin film, a magnetic component that uses this magnetic th...

Patents Applicationslast 30 patents

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

CURRENT DETECTION CIRCUIT, CURRENT DETECTION METHOD, AND SEMICONDUC...

CURRENT DETECTION CIRCUIT, CURRENT DETECTION METHOD, AND SEMICONDUC...

POWER CONVERSION DEVICE

DRIVE CIRCUIT FOR INSULATED GATE SWITCHING ELEMENT

PHOTOCOUPLER OUTPUT SIGNAL RECEIVING CIRCUIT

CONTROL DEVICE

Magnetic thin film, magnetic component that uses this magnetic thin...

Magnetic thin film, a magnetic component that uses this magnetic th...