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Masanari FUJII
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Matsumoto-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Intelligent power module and power module
Patent number
12,249,977
Issue date
Mar 11, 2025
Fuji Electric Co., Ltd.
Masanari Fujii
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Drive circuit of switching element and intelligent power module
Patent number
12,021,511
Issue date
Jun 25, 2024
Fuji Electric Co., Ltd.
Masanari Fujii
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Drive circuit of voltage-controlled power semiconductor element
Patent number
11,515,700
Issue date
Nov 29, 2022
Fuji Electric Co., Ltd.
Masanari Fujii
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Switching power supply device with controlled discharge circuit
Patent number
10,110,115
Issue date
Oct 23, 2018
Fuji Electric Co., Ltd.
Masanari Fujii
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control device for controlling switching power supply
Patent number
9,998,113
Issue date
Jun 12, 2018
Fuji Electric Co., Ltd.
Masanari Fujii
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Delay circuit using capacitor as delay element
Patent number
9,337,816
Issue date
May 10, 2016
Fuji Electric Co., Ltd.
Masanari Fujii
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Switching power source device with discharge circuit
Patent number
9,166,497
Issue date
Oct 20, 2015
Fuji Electric Co., Ltd.
Masanari Fujii
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Switching power supply apparatus
Patent number
8,184,459
Issue date
May 22, 2012
Fuji Electric Co., Ltd.
Masanari Fujii
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
DRIVE CIRCUIT OF SWITCHING ELEMENT AND INTELLIGENT POWER MODULE
Publication number
20230299764
Publication date
Sep 21, 2023
Fuji Electric Co., Ltd.
Masanari FUJII
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
INTELLIGENT POWER MODULE AND POWER MODULE
Publication number
20230198516
Publication date
Jun 22, 2023
Fuji Electric Co., Ltd.
Masanari FUJII
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
DRIVE CIRCUIT OF VOLTAGE-CONTROLLED POWER SEMICONDUCTOR ELEMENT
Publication number
20210151976
Publication date
May 20, 2021
Fuji Electric Co., Ltd.
Masanari FUJII
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SWITCHING POWER SUPPLY DEVICE
Publication number
20170358981
Publication date
Dec 14, 2017
Fuji Electric Co., Ltd.
Masanari FUJII
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CONTROL DEVICE FOR CONTROLLING SWITCHING POWER SUPPLY
Publication number
20170033788
Publication date
Feb 2, 2017
Fuji Electric Co., Ltd.
Masanari FUJII
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
DELAY CIRCUIT
Publication number
20150214938
Publication date
Jul 30, 2015
Fuji Electric Co., Ltd.
Masanari FUJII
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SWITCHING POWER SOURCE DEVICE
Publication number
20140078794
Publication date
Mar 20, 2014
Fuji Electric Co., Ltd.
Masanari FUJII
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Switching power supply apparatus
Publication number
20100061129
Publication date
Mar 11, 2010
Fuji Electric Device Technology Co., Ltd.
Masanari Fujii
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Semiconductor device for controlling switching power supply
Publication number
20090268488
Publication date
Oct 29, 2009
Fuji Electric Device Technology Co., LTD.
Masanari Fujii
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC