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Kenji Hamada
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
IGBT with anti-parallelly connected FWD on a common substrate
Patent number
12,080,705
Issue date
Sep 3, 2024
Mitsubishi Electric Corporation
Kenji Hamada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Wide band gap semiconductor device and power conversion apparatus
Patent number
11,282,948
Issue date
Mar 22, 2022
Mitsubishi Electric Corporation
Yusuke Yamashiro
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Switching power supply with controlled switching frequency variatio...
Patent number
11,196,341
Issue date
Dec 7, 2021
FDK Corporation
Kenji Hamada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Insulation-type switching power supply
Patent number
11,038,429
Issue date
Jun 15, 2021
FDK Corporation
Kenji Hamada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Switching power supply
Patent number
10,693,362
Issue date
Jun 23, 2020
FDK Corporation
Kenji Hamada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Semiconductor device and method for manufacturing semiconductor device
Patent number
10,593,751
Issue date
Mar 17, 2020
Mitsubishi Electric Corporation
Kenji Hamada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device, and manufacturing method for same
Patent number
10,516,017
Issue date
Dec 24, 2019
Mitsubishi Electric Corporation
Kenji Hamada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Head-up display device
Patent number
10,365,484
Issue date
Jul 30, 2019
Konica Minolta, Inc.
Kenji Ogiwara
B60 - VEHICLES IN GENERAL
Information
Patent Grant
SiC semiconductor device having pn junction interface and method fo...
Patent number
10,304,939
Issue date
May 28, 2019
Mitsubishi Electric Corporation
Kenji Hamada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Balancing device and electrical storage device
Patent number
10,110,021
Issue date
Oct 23, 2018
FDK Corporation
Kenji Hamada
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Balance correction device and power storage device
Patent number
10,008,863
Issue date
Jun 26, 2018
FDK Corporation
Kenji Hamada
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Semiconductor device manufacturing method and semiconductor device
Patent number
9,716,006
Issue date
Jul 25, 2017
Mitsubishi Electric Corporation
Kenji Hamada
C30 - CRYSTAL GROWTH
Information
Patent Grant
Semiconductor device and method for manufacturing same
Patent number
9,704,947
Issue date
Jul 11, 2017
Mitsubishi Electric Corporation
Kohei Ebihara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method of manufacturing semiconductor device
Patent number
9,640,610
Issue date
May 2, 2017
Mitsubishi Electric Corporation
Kenji Hamada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having a plurality of electric field relaxatio...
Patent number
9,536,942
Issue date
Jan 3, 2017
Mitsubishi Electric Corporation
Tsuyoshi Kawakami
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method for manufacturing same
Patent number
8,866,158
Issue date
Oct 21, 2014
Mitsubishi Electric Corporation
Kenji Hamada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method for manufacturing the same
Patent number
8,716,717
Issue date
May 6, 2014
Mitsubishi Electric Corporation
Tsuyoshi Kawakami
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Powder particle disintegrating and sizing apparatus
Patent number
7,455,252
Issue date
Nov 25, 2008
Nara Machinery Co., Ltd.
Yorioki Nara
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Grant
Granular material processing apparatus
Patent number
6,454,194
Issue date
Sep 24, 2002
Nara Machinery Co., Ltd.
Kenji Hamada
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Grant
Disintegrating and grain-regulating device for granules
Patent number
6,394,374
Issue date
May 28, 2002
Nara Machinery Co., Ltd.
Kenji Hamada
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Grant
Method of producing composite oxide ceramics
Patent number
5,795,537
Issue date
Aug 18, 1998
Nara Machinery Co., Ltd.
Mamoru Senna
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Granular material processing apparatus
Patent number
5,373,996
Issue date
Dec 20, 1994
Nara Machinery Co., Ltd.
Kenji Hamada
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Patents Applications
last 30 patents
Information
Patent Application
BATTERY VOLTAGE EQUALIZATION DEVICE
Publication number
20240217393
Publication date
Jul 4, 2024
FDK CORPORATION
Kenji Hamada
B60 - VEHICLES IN GENERAL
Information
Patent Application
BATTERY VOLTAGE EQUALIZATION DEVICE
Publication number
20230083009
Publication date
Mar 16, 2023
FDK CORPORATION
Kenji HAMADA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SEMICONDUCTOR DEVICE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DE...
Publication number
20220223583
Publication date
Jul 14, 2022
Mitsubishi Electric Corporation
Kenji HAMADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
WIDE BAND GAP SEMICONDUCTOR DEVICE AND POWER CONVERSION APPARATUS
Publication number
20210273083
Publication date
Sep 2, 2021
Mitsubishi Electric Corporation
Yusuke YAMASHIRO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
INSULATION-TYPE SWITCHING POWER SUPPLY
Publication number
20210119543
Publication date
Apr 22, 2021
FDK CORPORATION
Kenji Hamada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SWITCHING POWER SUPPLY
Publication number
20200343814
Publication date
Oct 29, 2020
FDK CORPORATION
Kenji HAMADA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SIC SEMICONDUCTOR DEVICE HAVING PN JUNCTION INTERFACE AND METHOD FO...
Publication number
20190237558
Publication date
Aug 1, 2019
MITSUBISHI ELECTRIC CORPORATION
Kenji HAMADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE, AND MANUFACTURING METHOD FOR SAME
Publication number
20190198607
Publication date
Jun 27, 2019
MITSUBISHI ELECTRIC CORPORATION
Kenji HAMADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SWITCHING POWER SUPPLY
Publication number
20190199197
Publication date
Jun 27, 2019
FDK CORPORATION
Kenji Hamada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE
Publication number
20190148485
Publication date
May 16, 2019
MITSUBISHI ELECTRIC CORPORATION
Kenji HAMADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HEAD-UP DISPLAY DEVICE
Publication number
20180188533
Publication date
Jul 5, 2018
Konica Minolta, Inc.
Kenji Ogiwara
B60 - VEHICLES IN GENERAL
Information
Patent Application
ISOLATED SWITCHING POWER SUPPLY
Publication number
20180040410
Publication date
Feb 8, 2018
FDK CORPORATION
Kenji Hamada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SEMICONDUCTOR DEVICE MANUFACTURING METHOD AND SEMICONDUCTOR DEVICE
Publication number
20170140934
Publication date
May 18, 2017
MITSUBISHI ELECTRIC CORPORATION
Kenji HAMADA
C30 - CRYSTAL GROWTH
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE
Publication number
20160336390
Publication date
Nov 17, 2016
MITSUBISHI ELECTRIC CORPORATION
Kenji HAMADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BALANCE CORRECTION DEVICE AND POWER STORAGE DEVICE
Publication number
20160276849
Publication date
Sep 22, 2016
FDK CORPORATION
Kenji HAMADA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE
Publication number
20160247894
Publication date
Aug 25, 2016
MITSUBISHI ELECTRIC CORPORATION
Kenji HAMADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME
Publication number
20160087031
Publication date
Mar 24, 2016
MITSUBISHI ELECTRIC CORPORATION
Kohei EBIHARA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BALANCING DEVICE AND ELECTRICAL STORAGE DEVICE
Publication number
20150326041
Publication date
Nov 12, 2015
FDK CORPORATION
Kenji HAMADA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME
Publication number
20140353678
Publication date
Dec 4, 2014
MITSUBISHI ELECTRIC CORPORATION
Tsuyoshi Kawakami
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME
Publication number
20140021489
Publication date
Jan 23, 2014
Mitsubishi Electric Corporation
Kenji Hamada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME
Publication number
20130140582
Publication date
Jun 6, 2013
Mitsubishi Electric Corporation
Tsuyoshi Kawakami
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Powder particle disintegrating and sizing apparatus
Publication number
20060124788
Publication date
Jun 15, 2006
NARA MACHINERY CO., LTD.
Yorioki Nara
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...