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Masataka Higashiwaki
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
GA2O3-based semiconductor device
Patent number
11,563,092
Issue date
Jan 24, 2023
National Institute of Information and Communications Technology
Masataka Higashiwaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor substrate, semiconductor element and method for produ...
Patent number
11,264,241
Issue date
Mar 1, 2022
Tamura Corporation
Akito Kuramata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Trench MOS Schottky diode
Patent number
11,081,598
Issue date
Aug 3, 2021
Tamura Corporation
Kohei Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor element and crystalline laminate structure
Patent number
10,861,945
Issue date
Dec 8, 2020
Tamura Corporation
Kohei Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Trench MOS-type Schottky diode
Patent number
10,825,935
Issue date
Nov 3, 2020
Tamura Corporation
Kohei Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Ga2O3-based semiconductor element
Patent number
10,249,767
Issue date
Apr 2, 2019
Tamura Corporation
Kohei Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor element, method for manufacturing same, semiconductor...
Patent number
10,230,007
Issue date
Mar 12, 2019
Tamura Corporation
Kohei Sasaki
C30 - CRYSTAL GROWTH
Information
Patent Grant
High voltage withstand Ga2O3-based single crystal schottky barrier...
Patent number
10,199,512
Issue date
Feb 5, 2019
Tamura Corporation
Kohei Sasaki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for controlling donor concentration in Ga2O3-based and metho...
Patent number
9,611,567
Issue date
Apr 4, 2017
Tamura Corporation
Kohei Sasaki
C30 - CRYSTAL GROWTH
Information
Patent Grant
Ga2O3 semiconductor element
Patent number
9,461,124
Issue date
Oct 4, 2016
Tamura Corporation
Kohei Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Ga2O3 semiconductor element
Patent number
9,437,689
Issue date
Sep 6, 2016
Tamura Corporation
Kohei Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Ga2O3 semiconductor element
Patent number
9,397,170
Issue date
Jul 19, 2016
Tamura Corporation
Kohei Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of forming Ga2O3-based crystal film and crystal multilayer s...
Patent number
9,245,749
Issue date
Jan 26, 2016
Tamura Corporation
Kohei Sasaki
C30 - CRYSTAL GROWTH
Information
Patent Grant
Gan-based field effect transistor and production method therefor
Patent number
7,547,911
Issue date
Jun 16, 2009
National Institute of Information and Communications Technology, Incorporated...
Masataka Higashiwaki
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR SUBSTRATE, SEMICONDUCTOR ELEMENT AND METHOD FOR PRODU...
Publication number
20200168460
Publication date
May 28, 2020
TAMURA CORPORATION
Akito KURAMATA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
GA2O3-BASED SEMICONDUCTOR DEVICE
Publication number
20200144377
Publication date
May 7, 2020
National Institute of Information and Communications Technology
Masataka HIGASHIWAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TRENCH MOS SCHOTTKY DIODE
Publication number
20200066921
Publication date
Feb 27, 2020
TAMURA CORPORATION
Kohei SASAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TRENCH MOS-TYPE SCHOTTKY DIODE
Publication number
20190148563
Publication date
May 16, 2019
TAMURA CORPORATION
Kohei SASAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Ga2O3 SEMICONDUCTOR ELEMENT
Publication number
20180350967
Publication date
Dec 6, 2018
TAMURA CORPORATION
Kohei SASAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HIGH WITHSTAND VOLTAGE SCHOTTKY BARRIER DIODE
Publication number
20180254355
Publication date
Sep 6, 2018
TAMURA CORPORATION
Kohei SASAKI
C30 - CRYSTAL GROWTH
Information
Patent Application
SEMICONDUCTOR ELEMENT AND PRODUCTION METHOD FOR SAME
Publication number
20170288061
Publication date
Oct 5, 2017
TAMURA CORPORATION
Kohei SASAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR ELEMENT AND CRYSTALLINE LAMINATE STRUCTURE
Publication number
20170278933
Publication date
Sep 28, 2017
TAMURA CORPORATION
Kohei SASAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR ELEMENT, METHOD FOR MANUFACTURING SAME, SEMICONDUCTOR...
Publication number
20170213918
Publication date
Jul 27, 2017
TAMURA CORPORATION
Kohei SASAKI
C30 - CRYSTAL GROWTH
Information
Patent Application
Ga2O3 SEMICONDUCTOR ELEMENT
Publication number
20160365418
Publication date
Dec 15, 2016
TAMURA CORPORATION
Kohei SASAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
GA2O3-BASED SEMICONDUCTOR ELEMENT
Publication number
20160300953
Publication date
Oct 13, 2016
TAMURA CORPORATION
Kohei Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Ga2O3 SEMICONDUCTOR ELEMENT
Publication number
20160141372
Publication date
May 19, 2016
TAMURA CORPORATION
Kohei SASAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF FORMING HIGH-RESISTIVITY REGION IN Ga2O3-BASED SINGLE CRY...
Publication number
20160042949
Publication date
Feb 11, 2016
TAMURA CORPORATION
Kohei SASAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR CONTROLLING DONOR CONCENTRATION IN Ga2O3 SINGLE CRYSTAL...
Publication number
20160002823
Publication date
Jan 7, 2016
TAMURA CORPORATION
Kohei SASAKI
C30 - CRYSTAL GROWTH
Information
Patent Application
Method of Forming Ga2O3-Based Crystal Film and Crystal Multilayer S...
Publication number
20150179445
Publication date
Jun 25, 2015
TAMURA CORPORATION
Kohei SASAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Ga2O3 SEMICONDUCTOR ELEMENT
Publication number
20140217405
Publication date
Aug 7, 2014
TAMURA CORPORATION
Kohei Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Ga2O3 SEMICONDUCTOR ELEMENT
Publication number
20140217469
Publication date
Aug 7, 2014
Kohei Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Ga2O3 SEMICONDUCTOR ELEMENT
Publication number
20140217471
Publication date
Aug 7, 2014
National Institute of Information and Communicatio ns Technology
Kohei Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Ga2O3 SEMICONDUCTOR ELEMENT
Publication number
20140217470
Publication date
Aug 7, 2014
TAMURA CORPORATION
Kohei Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Gan-Based Field Effect Transistor and Production Method Therefor
Publication number
20070295990
Publication date
Dec 27, 2007
National Institute of Information and Communications Technology, Incorporated...
Masataka Higashiwaki
H01 - BASIC ELECTRIC ELEMENTS