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Syuzo Ohbuchi
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Yamatokooriyama-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Semiconductor laser device including cladding layer having stripe p...
Patent number
7,046,708
Issue date
May 16, 2006
Sharp Kabushiki Kaisha
Syuzo Ohbuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Stripe waveguide structure type semiconductor laser device and fabr...
Patent number
6,711,196
Issue date
Mar 23, 2004
Sharp Kabushiki Kaisha
Syuzo Ohbuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser element and method of producing the same
Patent number
6,611,542
Issue date
Aug 26, 2003
Sharp Kabushiki Kaisha
Syuzo Ohbuchi
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Semiconductor laser device including cladding layer having stripe p...
Publication number
20040105475
Publication date
Jun 3, 2004
SHARP KABUSHIKI KAISHA
Syuzo Ohbuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Stripe waveguide structure type semiconductor laser device and fabr...
Publication number
20030152122
Publication date
Aug 14, 2003
Sharp Kabushiki Kaisha
Syuzo Ohbuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor laser element and method of producing the same
Publication number
20020067751
Publication date
Jun 6, 2002
Syuzo Ohbuchi
H01 - BASIC ELECTRIC ELEMENTS