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Hitoshi Maegawa
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Anan-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for manufacturing nitride semiconductor laser element
Patent number
8,415,188
Issue date
Apr 9, 2013
Nichia Corporation
Hitoshi Maegawa
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Point emission type light emitting element and concentrating point...
Patent number
6,882,672
Issue date
Apr 19, 2005
Nichia Corporation
Yukitoshi Marutani
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitride semiconductor substrate and method for manufacturing the sa...
Patent number
6,861,729
Issue date
Mar 1, 2005
Nichia Corporation
Tokuya Kozaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitride semiconductor substrate and method for manufacturing the sa...
Patent number
6,627,520
Issue date
Sep 30, 2003
Nichia Corporation
Tokuya Kozaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitride semiconductor substrate and method for manufacturing the sa...
Patent number
6,627,974
Issue date
Sep 30, 2003
Nichia Corporation
Tokuya Kozaki
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR MANUFACTURING NITRIDE SEMICONDUCTOR LASER ELEMENT
Publication number
20120058585
Publication date
Mar 8, 2012
Nichia Corporation.
Hitoshi MAEGAWA
B82 - NANO-TECHNOLOGY
Information
Patent Application
Nitride semiconductor substrate and method for manufacturing the sa...
Publication number
20030160232
Publication date
Aug 28, 2003
Nichia Corporation
Tokuya Kozaki
C30 - CRYSTAL GROWTH
Information
Patent Application
Nitride semiconductor substrate and method for manufacturing the sa...
Publication number
20030032288
Publication date
Feb 13, 2003
Nichia Corporation
Tokuya Kozaki
C30 - CRYSTAL GROWTH
Information
Patent Application
Point emission type light emitting element and concentrating point...
Publication number
20020167983
Publication date
Nov 14, 2002
Yukitoshi Marutani
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Nitride semiconductor substrate and method for manufacturing the sa...
Publication number
20010053618
Publication date
Dec 20, 2001
Tokuya Kozaki
C30 - CRYSTAL GROWTH