Hiroshi Kunitama

Person

Ota-ku, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Power supply device and method for controlling power supply device
- Patent number 11,368,088
- Issue date Jun 21, 2022
- Kyosan Electric Mfg. Co., Ltd.
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Insulated power source and power conversion device
- Patent number 10,992,217
- Issue date Apr 27, 2021
- Kyosan Electric Mfg. Co., Ltd.
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply device and method for controlling power supply device
- Patent number 10,978,950
- Issue date Apr 13, 2021
- Kyosan Electric Mfg. Co., Ltd.
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply device and method for controlling the multi-phase inte...
- Patent number 10,924,007
- Issue date Feb 16, 2021
- Kyosan Electric Mfg. Co., Ltd.
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply device and method for controlling power supply device
- Patent number 10,886,850
- Issue date Jan 5, 2021
- Kyosan Electric Mfg. Co., Ltd.
- Itsuo Yuzurihara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power supply device and method for controlling power supply device
- Patent number 10,594,220
- Issue date Mar 17, 2020
- Kyosan Electric Mfg. Co., Ltd.
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
High-frequency-isolation gate driver circuit and gate circuit drivi...
- Patent number 10,038,435
- Issue date Jul 31, 2018
- Kyosan Electric Mfg. Co., Ltd.
- Itsuo Yuzurihara
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High-frequency power supply device and ignition voltage selection m...
- Patent number 9,072,159
- Issue date Jun 30, 2015
- Kyosan Electric Mfg. Co., Ltd.
- Itsuo Yuzurihara
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High-frequency power supply device and reflected wave power control...
- Patent number 9,070,537
- Issue date Jun 30, 2015
- KYOSAN ELECTRIC MFG. CO., LTD.
- Itsuo Yuzurihara
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
NONRECIPROCAL CIRCUIT ELEMENT
- Publication number 20250007142
- Publication date Jan 2, 2025
- KYOSAN ELECTRIC MFG. CO., LTD.
- Hiroshi Kunitama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SWITCHING MODULE
- Publication number 20240113667
- Publication date Apr 4, 2024
- KYOSAN ELECTRIC MFG. CO., LTD.
- Hiroshi Kunitama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SWITCHING MODULE
- Publication number 20230421152
- Publication date Dec 28, 2023
- KYOSAN ELECTRIC MFG. CO., LTD.
- Hiroshi Kunitama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
HIGH-FREQUENCY POWER SUPPLY DEVICE AND OUTPUT CONTROL METHOD THEREFOR
- Publication number 20230134084
- Publication date May 4, 2023
- KYOSAN ELECTRIC MFG. CO., LTD.
- Hiroshi Kunitama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER SUPPLY DEVICE AND METHOD FOR CONTROLLING POWER SUPPLY DEVICE
- Publication number 20200153339
- Publication date May 14, 2020
- KYOSAN ELECTRIC MFG. CO., LTD.
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER SUPPLY DEVICE AND METHOD FOR CONTROLLING POWER SUPPLY DEVICE
- Publication number 20200144921
- Publication date May 7, 2020
- KYOSAN ELECTRIC MFG. CO., LTD.
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER SUPPLY DEVICE AND METHOD FOR CONTROLLING POWER SUPPLY DEVICE
- Publication number 20200144920
- Publication date May 7, 2020
- KYOSAN ELECTRIC MFG. CO., LTD.
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER SUPPLY DEVICE AND METHOD FOR CONTROLLING POWER SUPPLY DEVICE
- Publication number 20190341851
- Publication date Nov 7, 2019
- KYOSAN ELECTRIC MFG. CO., LTD.
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
INSULATED POWER SOURCE AND POWER CONVERSION DEVICE
- Publication number 20190341847
- Publication date Nov 7, 2019
- KYOSAN ELECTRIC MFG. CO., LTD.
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER SUPPLY DEVICE AND METHOD FOR CONTROLLING POWER SUPPLY DEVICE
- Publication number 20190319535
- Publication date Oct 17, 2019
- KYOSAN ELECTRIC MFG. CO., LTD.
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
HIGH-FREQUENCY-ISOLATION GATE DRIVER CIRCUIT AND GATE CIRCUIT DRIVI...
- Publication number 20170331471
- Publication date Nov 16, 2017
- KYOSAN ELECTRIC MFG. CO., LTD.
- Itsuo Yuzurihara
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
HIGH-FREQUENCY POWER SUPPLY DEVICE AND IGNITION VOLTAGE SELECTION M...
- Publication number 20150115797
- Publication date Apr 30, 2015
- KYOSAN ELECTRIC MFG. CO., LTD.
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
HIGH-FREQUENCY POWER SUPPLY DEVICE AND REFLECTED WAVE POWER CONTROL...
- Publication number 20150084509
- Publication date Mar 26, 2015
- KYOSAN ELECTRIC MFG. CO., LTD.
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Hiroshi Kunitama

Person

Patents Grantslast 30 patents

Power supply device and method for controlling power supply device

Insulated power source and power conversion device

Power supply device and method for controlling power supply device

Power supply device and method for controlling the multi-phase inte...

Power supply device and method for controlling power supply device

Power supply device and method for controlling power supply device

High-frequency-isolation gate driver circuit and gate circuit drivi...

High-frequency power supply device and ignition voltage selection m...

High-frequency power supply device and reflected wave power control...

Patents Applicationslast 30 patents

NONRECIPROCAL CIRCUIT ELEMENT

SWITCHING MODULE

SWITCHING MODULE

HIGH-FREQUENCY POWER SUPPLY DEVICE AND OUTPUT CONTROL METHOD THEREFOR

POWER SUPPLY DEVICE AND METHOD FOR CONTROLLING POWER SUPPLY DEVICE

POWER SUPPLY DEVICE AND METHOD FOR CONTROLLING POWER SUPPLY DEVICE

POWER SUPPLY DEVICE AND METHOD FOR CONTROLLING POWER SUPPLY DEVICE

POWER SUPPLY DEVICE AND METHOD FOR CONTROLLING POWER SUPPLY DEVICE

INSULATED POWER SOURCE AND POWER CONVERSION DEVICE

POWER SUPPLY DEVICE AND METHOD FOR CONTROLLING POWER SUPPLY DEVICE

HIGH-FREQUENCY-ISOLATION GATE DRIVER CIRCUIT AND GATE CIRCUIT DRIVI...

HIGH-FREQUENCY POWER SUPPLY DEVICE AND IGNITION VOLTAGE SELECTION M...

HIGH-FREQUENCY POWER SUPPLY DEVICE AND REFLECTED WAVE POWER CONTROL...