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Naohiko Hirano
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Okazaki-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Solder preform and a process for its manufacture
Patent number
10,081,852
Issue date
Sep 25, 2018
Senju Metal Industry Co., Ltd.
Naohiko Hirano
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Semiconductor device
Patent number
10,002,841
Issue date
Jun 19, 2018
Denso Corporation
Shotaro Miyawaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Silicon carbide semiconductor substrate and method for manufacturin...
Patent number
9,269,576
Issue date
Feb 23, 2016
Denso Corporation
Shouichi Yamauchi
C30 - CRYSTAL GROWTH
Information
Patent Grant
Solder preform and electronic component
Patent number
7,800,230
Issue date
Sep 21, 2010
Denso Corporation
Naohiko Hirano
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Solder preform and a process for its manufacture
Patent number
7,793,820
Issue date
Sep 14, 2010
Senju Metal Industry Co., Ltd.
Naohiko Hirano
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method for manufacturing mold type semiconductor device
Patent number
7,468,318
Issue date
Dec 23, 2008
Denso Corporation
Naohiko Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having semiconductor chip on base through sold...
Patent number
7,345,369
Issue date
Mar 18, 2008
Denso Corporation
Naoki Hirasawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having heat radiation plate and bonding member
Patent number
7,239,016
Issue date
Jul 3, 2007
Denso Corporation
Naohiko Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having metallic plate with groove
Patent number
7,235,876
Issue date
Jun 26, 2007
Denso Corporation
Tomomi Okumura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Mold type semiconductor device
Patent number
7,193,326
Issue date
Mar 20, 2007
Denso Corporation
Naohiko Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Transfer-molded power device and method for manufacturing transfer-...
Patent number
7,145,254
Issue date
Dec 5, 2006
Denso Corporation
Naohiko Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Double-sided cooling type semiconductor module
Patent number
7,019,395
Issue date
Mar 28, 2006
Denso Corporation
Naohiko Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing semiconductor device having controlled sur...
Patent number
6,927,167
Issue date
Aug 9, 2005
Denso Corporation
Yutaka Fukuda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Molded semiconductor power device having heat sinks exposed on one...
Patent number
6,917,103
Issue date
Jul 12, 2005
Denso Corporation
Naohiko Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Switching circuit
Patent number
6,884,953
Issue date
Apr 26, 2005
Toyota Jidosha Kabushiki Kaisha
Yoshibide Nii
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Semiconductor device having a protective film
Patent number
6,803,667
Issue date
Oct 12, 2004
Denso Corporation
Yasushi Okura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Molded semiconductor power device having heat sinks exposed on one...
Patent number
6,787,898
Issue date
Sep 7, 2004
Denso Corporation
Naohiko Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Insulated gate bipolar transistor
Patent number
6,384,431
Issue date
May 7, 2002
Denso Corporation
Shigeki Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20170256510
Publication date
Sep 7, 2017
Shotaro MIYAWAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SILICON CARBIDE SEMICONDUCTOR SUBSTRATE AND METHOD FOR MANUFACTURIN...
Publication number
20150228482
Publication date
Aug 13, 2015
Denso Corporation
Shouichi Yamauchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Solder preform and a process for its manufacture
Publication number
20110068149
Publication date
Mar 24, 2011
Senju Metal Industry Co., Ltd.
Naohiko Hirano
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Solder Preform and Electronic Component
Publication number
20090236725
Publication date
Sep 24, 2009
DENSO Corporation
Naohiko Hirano
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Solder preform and a process for its manufacture
Publication number
20080237301
Publication date
Oct 2, 2008
Naohiko Hirano
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method for manufacturing mold type semiconductor device
Publication number
20070158850
Publication date
Jul 12, 2007
DENSO CORPORATION
Naohiko Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device having metallic plate with groove
Publication number
20070057373
Publication date
Mar 15, 2007
DENSO CORPORATION
Tomomi Okumura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device having semiconductor chip on base through sold...
Publication number
20060087043
Publication date
Apr 27, 2006
DENSO CORPORATION
Naoki Hirasawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device
Publication number
20050167802
Publication date
Aug 4, 2005
DENSO Corporation
Naohiko Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of manufacturing a semiconductor device including electrodes...
Publication number
20050170555
Publication date
Aug 4, 2005
DENSO Corporation
Naohiko Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device
Publication number
20050121701
Publication date
Jun 9, 2005
DENSO Corporation
Naohiko Hirano
G01 - MEASURING TESTING
Information
Patent Application
Semiconductor device having heat radiation plate and bonding member
Publication number
20050077617
Publication date
Apr 14, 2005
DENSO Corporation
Naohiko Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device
Publication number
20050073042
Publication date
Apr 7, 2005
DENSO Corporation
Naohiko Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Mold type semiconductor device and method for manufacturing the same
Publication number
20040256730
Publication date
Dec 23, 2004
Naohiko Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device having controlled surface roughness and method...
Publication number
20040119088
Publication date
Jun 24, 2004
DENSO Corporation
Yutaka Fukuda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor power device
Publication number
20030122232
Publication date
Jul 3, 2003
Naohiko Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device
Publication number
20030052400
Publication date
Mar 20, 2003
Yasushi Okura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Transfer-molded power device and method for manufacturing transfer-...
Publication number
20030022464
Publication date
Jan 30, 2003
Naohiko Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Switching circuit
Publication number
20030001438
Publication date
Jan 2, 2003
Yoshihide Nii
H01 - BASIC ELECTRIC ELEMENTS