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Katsutoshi Komeya
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Luminescent material and light-emitting device
Patent number
8,491,817
Issue date
Jul 23, 2013
Kabushiki Kaisha Toshiba
Yumi Fukuda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Luminescent material and light-emitting device
Patent number
8,482,192
Issue date
Jul 9, 2013
Kabushiki Kaisha Toshiba
Yumi Fukuda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Luminescent material and light-emitting device
Patent number
8,475,680
Issue date
Jul 2, 2013
Kabushiki Kaisha Toshiba
Yumi Fukuda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Luminescent material and light-emitting device
Patent number
8,450,923
Issue date
May 28, 2013
Kabushiki Kaisha Toshiba
Yumi Fukuda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Luminescent material
Patent number
8,105,502
Issue date
Jan 31, 2012
Kabushiki Kaisha Toshiba
Yumi Fukuda
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Fluorescent substance and light-emitting device
Patent number
7,638,934
Issue date
Dec 29, 2009
Kabushiki Kaisha Toshiba
Yumi Fukuda
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Conductive silicon nitride materials and method for producing the same
Patent number
7,612,006
Issue date
Nov 3, 2009
Yokohama TLO Company, Ltd.
Katsutoshi Komeya
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Sliding member of high strength and high abrasion resistance
Patent number
4,879,263
Issue date
Nov 7, 1989
Kabushiki Kaisha Toshiba
Katsutoshi Komeya
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Ceramic with anisotropic heat conduction
Patent number
4,756,976
Issue date
Jul 12, 1988
Kabushiki Kaisha Toshiba
Katsutoshi Komeya
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method for production of sintered article of silicon nitride
Patent number
4,693,857
Issue date
Sep 15, 1987
Kabushiki Kaisha Toshiba
Katsutoshi Komeya
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Process for preparing aluminum nitride powder
Patent number
4,680,278
Issue date
Jul 14, 1987
Kabushiki Kaisha Toshiba
Hiroshi Inoue
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for production of readily sinterable aluminum nitride powder
Patent number
4,615,863
Issue date
Oct 7, 1986
Kabushiki Kaisha Toshiba
Hiroshi Inoue
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method for preparing coated powder
Patent number
4,572,844
Issue date
Feb 25, 1986
Kabushiki Kaisha Toshiba
Hiroshi Inoue
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Highly heat-conductive ceramic material
Patent number
4,539,298
Issue date
Sep 3, 1985
Tokyo Shibaura Denki Kabushiki Kaisha
Katsutoshi Komeya
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Process for preparing silicon nitride powder
Patent number
4,514,370
Issue date
Apr 30, 1985
Tokyo Shibaura Denki Kabushiki Kaisha
Hiroshi Inoue
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for producing sintered silicon nitride-base body
Patent number
4,511,525
Issue date
Apr 16, 1985
Tokyo Shibaura Denki Kabushiki Kaisha
Akihiko Tsuge
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Sintered bodies of aluminum nitride
Patent number
4,435,513
Issue date
Mar 6, 1984
Tokyo Shibaura Denki Kabushiki Kaisha
Katsutoshi Komeya
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method of making .alpha.-silicon nitride powder
Patent number
4,428,916
Issue date
Jan 31, 1984
Tokyo Shibaura Electric Company Limited
Katsutoshi Komeya
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Sintered Si.sub.3 N.sub.4 body
Patent number
4,412,009
Issue date
Oct 25, 1983
Tokyo Shibaura Denki Kabushiki Kaisha
Michiyasu Komatsu
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method for producing powder of .alpha.-silicon nitride
Patent number
4,368,180
Issue date
Jan 11, 1983
Tokyo Shibaura Denki Kabushiki Kaisha
Hiroshi Inoue
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method of producing sintered body of ceramics
Patent number
4,327,187
Issue date
Apr 27, 1982
Tokyo Shibaura Denki Kabushiki Kaisha
Michiyasu Komatsu
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method for producing powder of .alpha.-silicon nitride
Patent number
4,264,565
Issue date
Apr 28, 1981
Tokyo Shibaura Denki Kabushiki Kaisha
Hiroshi Inoue
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method of producing silicon carbide powder
Patent number
4,226,841
Issue date
Oct 7, 1980
Tokyo Shibaura Denki Kabushiki Kaisha
Katsutoshi Komeya
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Apparatus for making a single crystal of III-V compound semiconduct...
Patent number
4,196,171
Issue date
Apr 1, 1980
Tokyo Shibaura Denki Kabushiki Kaisha
Masayuki Watanabe
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of making .alpha. type silicon nitride powder
Patent number
4,117,095
Issue date
Sep 26, 1978
Tokyo Shibaura Electric Co., Ltd.
Katsutoshi Komeya
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Patents Applications
last 30 patents
Information
Patent Application
LUMINESCENT MATERIAL AND LIGHT-EMITTING DEVICE
Publication number
20110057149
Publication date
Mar 10, 2011
Yumi FUKUDA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
LUMINESCENT MATERIAL AND LIGHT-EMITTING DEVICE
Publication number
20110058583
Publication date
Mar 10, 2011
Yumi FUKUDA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
LUMINESCENT MATERIAL AND LIGHT-EMITTING DEVICE
Publication number
20110058582
Publication date
Mar 10, 2011
Yumi Fukuda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
LUMINESCENT MATERIAL AND LIGHT-EMITTING DEVICE
Publication number
20090096361
Publication date
Apr 16, 2009
Yumi Fukuda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
LUMINESCENT MATERIAL
Publication number
20090072195
Publication date
Mar 19, 2009
Yumi FUKUDA
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Conductive Silicon Nitride Materials and Method for Producing the Same
Publication number
20080076657
Publication date
Mar 27, 2008
Katsutoshi Komeya
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Fluorescent substance and light-emitting device
Publication number
20060290269
Publication date
Dec 28, 2006
Yumi Fukuda
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES