Takeshi AZUMA

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gate drive circuit, gate drive device, high-frequency power supply...
- Patent number 12,323,137
- Issue date Jun 3, 2025
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Koji Takahashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Class-D power converter
- Patent number 12,074,516
- Issue date Aug 27, 2024
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Hiroki Akashi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching circuit
- Patent number 11,398,820
- Issue date Jul 26, 2022
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Daijiro Arisawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching circuit
- Patent number 11,031,935
- Issue date Jun 8, 2021
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Daijiro Arisawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Step up/down converter
- Patent number 8,928,248
- Issue date Jan 6, 2015
- Panasonic Corporation
- Takuya Ishii
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
GATE DRIVE CIRCUIT, GATE DRIVE DEVICE, HIGH-FREQUENCY POWER SUPPLY...
- Publication number 20240048139
- Publication date Feb 8, 2024
- Panasonic Intellectual Property Management Co., Ltd.
- Koji TAKAHASHI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CLASS-D POWER CONVERTER
- Publication number 20230024780
- Publication date Jan 26, 2023
- Panasonic Intellectual Property Management Co., Ltd.
- HIROKI AKASHI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SWITCHING CIRCUIT
- Publication number 20210258008
- Publication date Aug 19, 2021
- Panasonic Intellectual Property Management Co., Ltd.
- Daijiro Arisawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SWITCHING CIRCUIT
- Publication number 20200395933
- Publication date Dec 17, 2020
- Panasonic Intellectual Property Management Co., Ltd.
- Daijiro Arisawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SWITCHING CIRCUIT
- Publication number 20180248540
- Publication date Aug 30, 2018
- Panasonic Intellectual Property Management Co., Ltd.
- Takuya ISHII
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
STEP UP/DOWN CONVERTER
- Publication number 20130162171
- Publication date Jun 27, 2013
- PANASONIC CORPORATION
- Takuya ISHII
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER