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Hirohisa Abe
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Yokohama-Shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor light emitting device and method for manufacturing same
Patent number
7,141,445
Issue date
Nov 28, 2006
Kabushiki Kaisha Toshiba
Hideto Sugawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor light emitting element with improved light extraction...
Patent number
6,956,241
Issue date
Oct 18, 2005
Kabushiki Kaisha Toshiba
Hideto Sugawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor light emitting device having a fluorescent material e...
Patent number
6,815,725
Issue date
Nov 9, 2004
Kabushiki Kaisha Toshiba
Hideto Sugawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor light emitting device and method for manufacturing same
Patent number
6,576,933
Issue date
Jun 10, 2003
Kabushiki Kaisha Toshiba
Hideto Sugawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor light-emitting element with light-shielding film
Patent number
5,192,985
Issue date
Mar 9, 1993
Kabushiki Kaisha Toshiba
Hirohisa Abe
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Semiconductor Light Emitting Element and Method for Manufacturing t...
Publication number
20080268558
Publication date
Oct 30, 2008
Kabushiki Kaisha Toshiba
Hideto Sugawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor Light Emitting Element and Method for Manufacturing t...
Publication number
20080176353
Publication date
Jul 24, 2008
Kabushiki Kaisha Toshiba
Hideto Sugawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor Light Emitting Element and Method for Manufacturing t...
Publication number
20080050854
Publication date
Feb 28, 2008
Kabushiki Kaisha Toshiba
Hideto Sugawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor light emitting element and method for manufacturing t...
Publication number
20050255615
Publication date
Nov 17, 2005
Kabushiki Kaisha Toshiba
Hideto Sugawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor light emitting device and method for manufacturing same
Publication number
20050040427
Publication date
Feb 24, 2005
Kabushiki Kaisha Toshiba
Hideto Sugawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor light emitting element and method for manufacturing t...
Publication number
20030218172
Publication date
Nov 27, 2003
Kabushiki Kaisha Toshiba
Hideto Sugawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor light emitting device and method for manufacturing same
Publication number
20030205714
Publication date
Nov 6, 2003
Kabushiki Kaisha Toshiba
Hideto Sugawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor light emitting device and method for manufacturing same
Publication number
20020030197
Publication date
Mar 14, 2002
Kabushiki Kaisha Toshiba
Hideto Sugawara
H01 - BASIC ELECTRIC ELEMENTS