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Chihiro Kawai
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Itami-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Surface light-emitting device, filtering device using same, and opt...
Patent number
7,767,158
Issue date
Aug 3, 2010
Sumitomo Electric Industries, Ltd.
Chihiro Kawai
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Porous UV-emitting semiconductor on porous substrate as sterilizing...
Patent number
7,468,529
Issue date
Dec 23, 2008
Sumitomo Electric Industries, Ltd.
Chihiro Kawai
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
High thermal conductivity composite material, and method for produc...
Patent number
6,569,524
Issue date
May 27, 2003
Sumitomo Electric Industries, Ltd.
Chihiro Kawai
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Member for semiconductor device and method for producing the same
Patent number
6,507,105
Issue date
Jan 14, 2003
Sumitomo Electric Industries, Ltd.
Shin-ichi Yamagata
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Silicon carbide based composite material and manufacturing method t...
Patent number
6,280,496
Issue date
Aug 28, 2001
Sumitomo Electric Industries, Ltd.
Chihiro Kawai
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Ceramic filter module
Patent number
6,214,227
Issue date
Apr 10, 2001
Sumitomo Electric Industries, Ltd.
Jin-Joo Park
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Aluminum base member for semiconductor device containing a nitrogen...
Patent number
6,123,895
Issue date
Sep 26, 2000
Sumitomo Electric Industries, Ltd.
Shin-ichi Yamagata
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Radome
Patent number
6,091,375
Issue date
Jul 18, 2000
Sumitomo Electric Industries, Ltd.
Tomoji Goto
F42 - AMMUNITION BLASTING
Information
Patent Grant
Porous ceramic film and process for producing the same
Patent number
5,858,523
Issue date
Jan 12, 1999
Sumitomo Electric Industries, Ltd.
Chihiro Kawai
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method of preparing silicon nitride porous body
Patent number
5,846,460
Issue date
Dec 8, 1998
Sumitomo Electric Industries, Ltd.
Takahiro Matsuura
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
High-strength porous silicon nitride body and process for producing...
Patent number
5,780,374
Issue date
Jul 14, 1998
Sumitomo Electric Industries, Ltd.
Chihiro Kawai
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Slide member and method of manufacturing the same
Patent number
5,776,600
Issue date
Jul 7, 1998
Sumitomo Electric Industries, Ltd.
Tetsuya Katayama
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Ceramic porous body and method for preparing the same
Patent number
5,696,042
Issue date
Dec 9, 1997
Sumitomo Electric Industries, Ltd.
Takahiro Matsuura
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method of preparing a ceramic porous body
Patent number
5,695,700
Issue date
Dec 9, 1997
Sumitomo Electric Industries, Ltd.
Hisao Takeuchi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Ceramics porous body and method of preparing the same
Patent number
5,618,765
Issue date
Apr 8, 1997
Sumitomo Electric Industries, Ltd.
Hisao Takeuchi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Slide member and method of manufacturing the same
Patent number
5,543,371
Issue date
Aug 6, 1996
Sumitomo Electric Industries, Ltd.
Tetsuya Katayama
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method of manufacturing fiber-reinforced composites having a gradie...
Patent number
5,354,398
Issue date
Oct 11, 1994
Sumitomo Electric Industries, Ltd.
Chihiro Kawai
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Carbon fiber-reinforced composite material having a gradient carbid...
Patent number
5,254,397
Issue date
Oct 19, 1993
Sumitomo Electric Industries, Ltd.
Chihiro Kawai
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Patents Applications
last 30 patents
Information
Patent Application
Surface Light-Emitting Device, Filtering Device Using Same, and Opt...
Publication number
20080274018
Publication date
Nov 6, 2008
Sumitomo Electric Industries, Ltd.
Chihiro Kawai
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Phosphor, Method For Producing Same, And Light-Emitting Device Usin...
Publication number
20080191607
Publication date
Aug 14, 2008
Sumitomo Electric Industries, Ltd.
Chihiro Kawai
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Surface Emitting Device
Publication number
20080142435
Publication date
Jun 19, 2008
Sumitomo Electric Industries, Ltd.
Chihiro Kawai
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Phosphor, Method for Manufacturing Same, and Particle Dispersed El...
Publication number
20080057343
Publication date
Mar 6, 2008
Sumitomo Electric Industries, Ltd.
Chihiro Kawai
B82 - NANO-TECHNOLOGY
Information
Patent Application
El fiber and photocatalyst reaction vessel
Publication number
20070126341
Publication date
Jun 7, 2007
Sumitomo Electric Industries, Ltd.
Chihiro Kawai
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Porous semiconductor and process for producing the same
Publication number
20050042743
Publication date
Feb 24, 2005
Chihiro Kawai
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Package for housing semiconductor chip, and semiconductor device
Publication number
20040183172
Publication date
Sep 23, 2004
SUMITOMO ELECTRIC INDUSTRIES, LTD.
Hirohisa Saito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Package for housing semiconductor chip, fabrication method thereof...
Publication number
20040119161
Publication date
Jun 24, 2004
SUMITOMO ELECTRIC INDUSTRIES, LTD.
Hirohisa Saito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
High thermal conductivity composite material, and method for produc...
Publication number
20020041959
Publication date
Apr 11, 2002
Chihiro Kawai
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...