Ryosuke Ohma

Person

Yokohama-shi, 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 power supply device, and control method for high-fre...
- Patent number 10,475,624
- Issue date Nov 12, 2019
- Kyosan Electric Mfg. Co., Ltd.
- Itsuo Yuzurihara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Regeneration circulator, high-frequency power supply device, and hi...
- Patent number 10,355,607
- Issue date Jul 16, 2019
- Kyosan Electric Mfg. Co., Ltd.
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Unignited plasma state discrimination device and unignited plasma s...
- Patent number 9,699,878
- Issue date Jul 4, 2017
- Kyosan Electric Mfg. Co., Ltd.
- Itsuo Yuzurihara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Class-D amplifier
- Patent number 9,590,565
- Issue date Mar 7, 2017
- Kyosan Electric Mfg. Co., Ltd.
- Itsuo Yuzurihara
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High-frequency power supply device, and plasma ignition method
- Patent number 9,451,687
- Issue date Sep 20, 2016
- Kyosan Electric Mfg. Co., Ltd.
- Itsuo Yuzurihara
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

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 POWER SUPPLY DEVICE, AND CONTROL METHOD FOR HIGH-FRE...
- Publication number 20190311885
- Publication date Oct 10, 2019
- KYOSAN ELECTRIC MFG. CO., LTD.
- Itsuo Yuzurihara
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
REGENERATION CIRCULATOR, HIGH-FREQUENCY POWER SUPPLY DEVICE, AND HI...
- Publication number 20170279364
- Publication date Sep 28, 2017
- KYOSAN ELECTRIC MFG. CO., LTD.
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
UNIGNITED PLASMA STATE DISCRIMINATION DEVICE AND UNIGNITED PLASMA S...
- Publication number 20160295675
- Publication date Oct 6, 2016
- KYOSAN ELECTRIC MFG. CO., LTD.
- Itsuo Yuzurihara
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
HIGH-FREQUENCY POWER SUPPLY DEVICE, AND PLASMA IGNITION METHOD
- Publication number 20160165713
- Publication date Jun 9, 2016
- KYOSAN ELECTRIC MFG. CO., LTD.
- Itsuo Yuzurihara
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
CLASS-D AMPLIFIER
- Publication number 20150333708
- Publication date Nov 19, 2015
- KYOSAN ELECTRIC MFG. CO., LTD.
- Itsuo Yuzurihara
- H03 - BASIC ELECTRONIC CIRCUITRY

Ryosuke Ohma

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 power supply device, and control method for high-fre...

Regeneration circulator, high-frequency power supply device, and hi...

Unignited plasma state discrimination device and unignited plasma s...

Class-D amplifier

High-frequency power supply device, and plasma ignition method

Patents Applicationslast 30 patents

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 POWER SUPPLY DEVICE, AND CONTROL METHOD FOR HIGH-FRE...

REGENERATION CIRCULATOR, HIGH-FREQUENCY POWER SUPPLY DEVICE, AND HI...

UNIGNITED PLASMA STATE DISCRIMINATION DEVICE AND UNIGNITED PLASMA S...

HIGH-FREQUENCY POWER SUPPLY DEVICE, AND PLASMA IGNITION METHOD

CLASS-D AMPLIFIER