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Yuki Seki
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Itami-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Group III nitride composite substrate and method for manufacturing...
Patent number
11,094,537
Issue date
Aug 17, 2021
Sumitomo Electric Industries, Ltd.
Keiji Ishibashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Group III nitride composite substrate and method for manufacturing...
Patent number
10,600,676
Issue date
Mar 24, 2020
Sumitomo Electric Industries, Ltd.
Keiji Ishibashi
B32 - LAYERED PRODUCTS
Information
Patent Grant
Group III nitride composite substrate and method for manufacturing...
Patent number
9,923,063
Issue date
Mar 20, 2018
Sumitomo Electric Industries, Ltd.
Keiji Ishibashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Group III nitride composite substrate and method for manufacturing...
Patent number
9,917,004
Issue date
Mar 13, 2018
Sumitomo Electric Industries, Ltd.
Keiji Ishibashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Composite base including sintered base and base surface flattening...
Patent number
9,184,228
Issue date
Nov 10, 2015
Sumitomo Electric Industries, Ltd.
Yuki Seki
B32 - LAYERED PRODUCTS
Information
Patent Grant
Method of manufacturing GaN-based film and composite substrate used...
Patent number
8,962,365
Issue date
Feb 24, 2015
Sumitomo Electric Industies, Ltd.
Issei Satoh
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of manufacturing semiconductor wafer, and composite base and...
Patent number
8,748,890
Issue date
Jun 10, 2014
Sumitomo Electric Industries, Ltd.
Yuki Seki
B32 - LAYERED PRODUCTS
Information
Patent Grant
Method of manufacturing GaN-based film
Patent number
8,697,550
Issue date
Apr 15, 2014
Sumitomo Electric Industries, Ltd.
Issei Satoh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing GaN-based film
Patent number
8,658,517
Issue date
Feb 25, 2014
Sumitomo Electric Industries, Ltd.
Issei Satoh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing semiconductor wafer, and composite base and...
Patent number
8,497,185
Issue date
Jul 30, 2013
Sumitomo Electric Industries, Ltd.
Yuki Seki
B32 - LAYERED PRODUCTS
Patents Applications
last 30 patents
Information
Patent Application
GROUP III NITRIDE COMPOSITE SUBSTRATE AND METHOD FOR MANUFACTURING...
Publication number
20200176305
Publication date
Jun 4, 2020
Sumitomo Electric Industries, Ltd.
Keiji ISHIBASHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
GROUP III NITRIDE COMPOSITE SUBSTRATE AND METHOD FOR MANUFACTURING...
Publication number
20180166325
Publication date
Jun 14, 2018
Sumitomo Electric Industries, Ltd.
Keiji ISHIBASHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
GROUP III NITRIDE COMPOSITE SUBSTRATE AND METHOD FOR MANUFACTURING...
Publication number
20150380496
Publication date
Dec 31, 2015
Sumitomo Electric Industries, Ltd.
Keiji ISHIBASHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
GROUP III NITRIDE COMPOSITE SUBSTRATE AND METHOD FOR MANUFACTURING...
Publication number
20150194442
Publication date
Jul 9, 2015
Sumitomo Electric Industries, Ltd.
Keiji Ishibashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of Manufacturing GaN-Based Film and Composite Substrate Used...
Publication number
20150118830
Publication date
Apr 30, 2015
Sumitomo Electric Industries, Ltd.
Issei Satoh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF MANUFACTURING SEMICONDUCTOR WAFER, AND COMPOSITE BASE AND...
Publication number
20130221492
Publication date
Aug 29, 2013
Sumitomo Electric Industries, Ltd.
Yuki SEKI
B32 - LAYERED PRODUCTS
Information
Patent Application
METHOD OF MANUFACTURING GaN-BASED FILM AND COMPOSITE SUBSTRATE USED...
Publication number
20130149847
Publication date
Jun 13, 2013
Sumitomo Electric Industries, Ltd.
Issei Satoh
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF MANUFACTURING GaN-BASED FILM
Publication number
20130040442
Publication date
Feb 14, 2013
Sumitomo Electric Industries, Ltd.
Issei Satoh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF MANUFACTURING SEMICONDUCTOR WAFER, AND COMPOSITE BASE AND...
Publication number
20120228613
Publication date
Sep 13, 2012
SUMITOMO ELECTRIC INDUSTIRES, LTD.
Yuki SEKI
B32 - LAYERED PRODUCTS
Information
Patent Application
COMPOSITE BASE INCLUDING SINTERED BASE AND BASE SURFACE FLATTENING...
Publication number
20120228612
Publication date
Sep 13, 2012
Sumitomo Electric Industries, Ltd.
Yuki Seki
B32 - LAYERED PRODUCTS