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Kazutaka Sasaki
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Itami-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Member for semiconductor device using an aluminum nitride substrate...
Patent number
6,783,867
Issue date
Aug 31, 2004
Sumitomo Electric Industries, Ltd.
Kazutaka Sasaki
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Aluminium nitride ceramics and method for preparing the same
Patent number
6,696,103
Issue date
Feb 24, 2004
Sumitomo Electric Industries, Ltd.
Kouhei Shimoda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Aluminum nitride sintered body and method of preparing the same
Patent number
6,428,741
Issue date
Aug 6, 2002
Sumitomo Electric Industries, Ltd.
Yasuhisa Yushio
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Aluminum nitride sintered body and manufacturing method thereof
Patent number
6,403,510
Issue date
Jun 11, 2002
Sumitomo Electric Industries, Ltd.
Akira Kuibira
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Aluminum-nitride sintered body, method for fabricating the same, an...
Patent number
6,294,275
Issue date
Sep 25, 2001
Sumitomo Electric Industries, Ltd.
Masuhiro Natsuhara
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Aluminum nitride sintered body and method of preparing the same
Patent number
6,271,163
Issue date
Aug 7, 2001
Sumitomo Electric Industries, Ltd.
Yasuhisa Yushio
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Copper circuit junction substrate and method of producing the same
Patent number
6,261,703
Issue date
Jul 17, 2001
Sumitomo Electric Industries, Ltd.
Kazutaka Sasaki
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Sintered aluminum nitride body and metallized substrate prepared th...
Patent number
6,174,614
Issue date
Jan 16, 2001
Sumitomo Electric Industries, Ltd.
Yasuhisa Yushio
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Power module board and power module using the board
Patent number
6,122,170
Issue date
Sep 19, 2000
Sumitomo Electric Industries, Ltd.
Yoshiyuki Hirose
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Member for semiconductor device using an aluminum nitride substrate...
Patent number
5,998,043
Issue date
Dec 7, 1999
Sumitomo Electric Industries, Ltd.
Kazutaka Sasaki
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Aluminium nitride ceramics and method for preparing the same
Patent number
5,955,148
Issue date
Sep 21, 1999
Sumitomo Electric Industries, Ltd.
Kouhei Shimoda
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Aluminum nitride ceramics and method for preparing the same
Patent number
5,677,052
Issue date
Oct 14, 1997
Sumitomo Electric Industries, Ltd.
Kouhei Shimoda
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Patents Applications
last 30 patents
Information
Patent Application
Member for semiconductor device using an aluminum nitride substrate...
Publication number
20030207146
Publication date
Nov 6, 2003
Kazutaka Sasaki
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Aluminum nitride sintered body and method of preparing the same
Publication number
20010016551
Publication date
Aug 23, 2001
Sumitomo Electric Industries, Ltd.
Yasuhisa Yushio
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES