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Takashi TAKAHAMA
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical modulator and method for manufacturing same
Patent number
9,857,610
Issue date
Jan 2, 2018
Hitachi, Ltd.
Hideo Arimoto
G02 - OPTICS
Information
Patent Grant
Silicon carbide semiconductor device and method for producing same
Patent number
9,825,166
Issue date
Nov 21, 2017
Hitachi, Ltd.
Naoki Tega
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Image processing device, charged particle beam device, charged part...
Patent number
9,702,695
Issue date
Jul 11, 2017
Hitachi High-Technologies Corporation
Hiroki Kawada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Silicon carbide semiconductor device and manufacturing method of th...
Patent number
9,490,328
Issue date
Nov 8, 2016
Hitachi, Ltd.
Naoki Tega
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Silicon carbide semiconductor device and method for producing the same
Patent number
8,872,193
Issue date
Oct 28, 2014
Hitachi, Ltd.
Naoki Tega
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Manufacturing semiconductor device including forming a buried gate...
Patent number
6,800,513
Issue date
Oct 5, 2004
Hitachi, Ltd.
Masatada Horiuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Field effect transistor and method of fabricating the same by contr...
Patent number
6,690,060
Issue date
Feb 10, 2004
Hitachi, Ltd.
Masatada Horiuchi
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
X-RAY DETECTOR AND X-RAY MEASUREMENT DEVICE USING THE SAME
Publication number
20190324160
Publication date
Oct 24, 2019
Hitachi, Ltd
Kazuyuki HOZAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OPTICAL MODULATOR AND METHOD FOR MANUFACTURING SAME
Publication number
20170082877
Publication date
Mar 23, 2017
Hitachi, Ltd
Hideo ARIMOTO
G02 - OPTICS
Information
Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF TH...
Publication number
20160141371
Publication date
May 19, 2016
Hitachi, Ltd
Naoki TEGA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR PRODUCING SAME
Publication number
20150349115
Publication date
Dec 3, 2015
Hitachi, Ltd
Naoki TEGA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR PRODUCING THE SAME
Publication number
20130299849
Publication date
Nov 14, 2013
Naoki Tega
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Image Processing Device, Charged Particle Beam Device, Charged Part...
Publication number
20130146763
Publication date
Jun 13, 2013
Hitachi High-Technologies Corporation
Hiroki Kawada
G01 - MEASURING TESTING
Information
Patent Application
Semiconductor device and manufacturing method thereof
Publication number
20040245583
Publication date
Dec 9, 2004
Masatada Horiuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Insulated gate field effect transistor and method of fabricating th...
Publication number
20040132241
Publication date
Jul 8, 2004
Hitachi, Ltd.
Masatada Horiuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and method of fabricating the same
Publication number
20030227062
Publication date
Dec 11, 2003
Masatada Horiuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and process for forming same
Publication number
20030146458
Publication date
Aug 7, 2003
Hitachi, Ltd.
Masatada Horiuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and manufacturing method thereof
Publication number
20030113961
Publication date
Jun 19, 2003
Masatada Horiuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Insulated gate field effect transistor and manufacturing thereof
Publication number
20030008462
Publication date
Jan 9, 2003
Hitachi, Ltd.
Masatada Horiuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Insulated gate field effect transistor and method of fabricating th...
Publication number
20020024078
Publication date
Feb 28, 2002
Masatada Horiuchi
H01 - BASIC ELECTRIC ELEMENTS