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Akihiro Murahashi
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Filter device and electric-vehicle drive controller
Patent number
9,806,691
Issue date
Oct 31, 2017
Mitsubishi Electric Corporation
Ryo Yokozutsumi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Apparatus and method of reducing slip/slide of railcar
Patent number
9,764,750
Issue date
Sep 19, 2017
Kawasaki Jukogyo Kabushiki Kaisha
Yuta Yoshimatsu
B61 - RAILWAYS
Information
Patent Grant
Power conversion device with reduced noise source current, reduced...
Patent number
9,271,432
Issue date
Feb 23, 2016
Mitsubishi Electric Corporation
Ryo Yokozutsumi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Control device and control method for electric motor, and motor and...
Patent number
9,178,450
Issue date
Nov 3, 2015
Mitsubishi Electric Corporation
Ryo Yokozutsumi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Power conversion device
Patent number
8,988,909
Issue date
Mar 24, 2015
Mitsubishi Electric Corporation
Akihiro Murahashi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Heat sink and cooling unit using the same
Patent number
8,225,854
Issue date
Jul 24, 2012
Mitsubishi Denki Kabushiki Kaisha
Shigetoshi Ippoushi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electric power conversion apparatus including cooling units
Patent number
8,107,241
Issue date
Jan 31, 2012
Mitsubishi Electric Corporation
Tetsuya Takahashi
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Power conversion device and fabricating method for the same
Patent number
7,881,086
Issue date
Feb 1, 2011
Mitsubishi Electric Corporation
Yasushi Nakayama
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power semiconductor device
Patent number
6,583,976
Issue date
Jun 24, 2003
Mitsubishi Denki Kabushiki Kaisha
Akihiro Murahashi
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
VEHICULAR POWER CONVERSION DEVICE
Publication number
20160143193
Publication date
May 19, 2016
MITSUBISHI ELECTRIC CORPORATION
Yoshitaka ONO
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
FILTER DEVICE AND ELECTRIC-VEHICLE DRIVE CONTROLLER
Publication number
20150357988
Publication date
Dec 10, 2015
c/o Mitsubishi Electric Corporation
Ryo YOKOZUTSUMI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
POWER CONVERSION DEVICE
Publication number
20140240948
Publication date
Aug 28, 2014
MITSUBISHI ELECTRIC CORPORATION
Ryo Yokozutsumi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CONTROL DEVICE AND CONTROL METHOD FOR ELECTRIC MOTOR, AND MOTOR AND...
Publication number
20140225547
Publication date
Aug 14, 2014
Mitsubishi Electric Corporation
Ryo Yokozutsumi
B60 - VEHICLES IN GENERAL
Information
Patent Application
POWER CONVERSION DEVICE
Publication number
20130003429
Publication date
Jan 3, 2013
Mitsubishi Electric Corporation
Akihiro Murahashi
B60 - VEHICLES IN GENERAL
Information
Patent Application
POWER CONVERSION DEVICE AND FABRICATING METHOD FOR THE SAME
Publication number
20090219696
Publication date
Sep 3, 2009
MITSUBISHI ELECTRIC CORPORATION
Yasushi Nakayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HEAT SINK
Publication number
20090114372
Publication date
May 7, 2009
Mitsubishi Electric Corporation
Shigetoshi Ippoushi
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
HEAT SINK AND COOLING UNIT USING THE SAME
Publication number
20090080159
Publication date
Mar 26, 2009
Mitsubishi Denki Kabushiki Kaisha
Shigetoshi Ippoushi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRIC POWER CONVERSION APPARATUS
Publication number
20090080155
Publication date
Mar 26, 2009
Mitsubishi Electric Corporation
Tetsuya Takahashi
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
COOLING DEVICE
Publication number
20090065182
Publication date
Mar 12, 2009
MITSUBISHI ELECTRIC CORPORATION
Tetsuya Takahashi
F28 - HEAT EXCHANGE IN GENERAL