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Kazuhiko Wada
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Yamatokoriyama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
AlGaInPAs-based semiconductor laser device and method for producing...
Patent number
11,228,160
Issue date
Jan 18, 2022
SHARP KABUSHIKI KAISHA
Kazuhiko Wada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser device and manufacturing method therefor
Patent number
7,180,925
Issue date
Feb 20, 2007
Sharp Kabushiki Kaisha
Yoshiaki Ueda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser device having a multi-layer buffer layer
Patent number
7,034,341
Issue date
Apr 25, 2006
Sharp Kabushiki Kaisha
Keisuke Miyazaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser device and method of fabricating the same
Patent number
6,967,119
Issue date
Nov 22, 2005
Sharp Kabushiki Kaisha
Taiji Morimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser device fabricating method
Patent number
6,919,217
Issue date
Jul 19, 2005
Sharp Kabushiki Kaisha
Keisuke Miyazaki
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
ALGAINPAS-BASED SEMICONDUCTOR LASER DEVICE AND METHOD FOR PRODUCING...
Publication number
20200161837
Publication date
May 21, 2020
Sharp Kabushiki Kaisha
KAZUHIKO WADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor laser device and manufacturing method therefor
Publication number
20060222026
Publication date
Oct 5, 2006
SHARP KABUSHIKI KAISHA
Kazuhiko Wada
B82 - NANO-TECHNOLOGY
Information
Patent Application
Semiconductor laser device
Publication number
20050271108
Publication date
Dec 8, 2005
SHARP KABUSHIKI KAISHA
Kazuhiko Wada
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor laser device and manufacturing method therefor
Publication number
20050018733
Publication date
Jan 27, 2005
SHARP KABUSHIKI KAISHA
Kazuhiko Wada
B82 - NANO-TECHNOLOGY
Information
Patent Application
Semiconductor laser device and manufacturing method therefor
Publication number
20040101014
Publication date
May 27, 2004
Sharp Kabushiki Kaisha
Yoshiaki Ueda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor laser device and method of fabricating the same
Publication number
20040089873
Publication date
May 13, 2004
SHARP KABUSHIKI KAISHA
Taiji Morimoto
B82 - NANO-TECHNOLOGY
Information
Patent Application
Semiconductor laser device and fabricating method therefor
Publication number
20030197204
Publication date
Oct 23, 2003
Sharp Kabushiki Kaisha
Keisuke Miyazaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor laser device fabricating method
Publication number
20030194823
Publication date
Oct 16, 2003
Sharp Kabushiki Kaisha
Keisuke Miyazaki
B82 - NANO-TECHNOLOGY