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Hirohiko KOBAYASHI
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Machida-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Surface emitting semiconductor laser
Patent number
10,128,633
Issue date
Nov 13, 2018
Sumitomo Electric Industries, Ltd.
Yuji Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Modulator and production method thereof
Patent number
9,638,980
Issue date
May 2, 2017
Sumitomo Electric Industries, Ltd.
Hideki Yagi
G02 - OPTICS
Information
Patent Grant
Optical semiconductor device and method of producing the same
Patent number
9,563,100
Issue date
Feb 7, 2017
Sumitomo Electric Industries, Ltd.
Ryuji Masuyama
G02 - OPTICS
Information
Patent Grant
Semiconductor optical modulator and method for manufacturing semico...
Patent number
9,523,871
Issue date
Dec 20, 2016
Sumitomo Electric Industries, Ltd.
Takamitsu Kitamura
G02 - OPTICS
Information
Patent Grant
Method for manufacturing semiconductor modulator and semiconductor...
Patent number
9,280,004
Issue date
Mar 8, 2016
Sumitomo Electric Industries, Ltd.
Hideki Yagi
G02 - OPTICS
Information
Patent Grant
Method for manufacturing semiconductor optical device
Patent number
9,223,088
Issue date
Dec 29, 2015
Sumitomo Electric Industries, Ltd.
Hirohiko Kobayashi
G02 - OPTICS
Information
Patent Grant
Semiconductor optical integrated device
Patent number
8,964,809
Issue date
Feb 24, 2015
Sumitomo Electric Industies, Ltd.
Yoshihiro Yoneda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for producing optical semiconductor device
Patent number
8,900,903
Issue date
Dec 2, 2014
Sumitomo Electric Industries, Ltd.
Yoshihiro Yoneda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Waveguide-type optical semiconductor device
Patent number
8,873,598
Issue date
Oct 28, 2014
Sumitomo Electric Industries, Ltd.
Yoshihiro Yoneda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for producing semiconductor optical integrated device
Patent number
8,637,329
Issue date
Jan 28, 2014
Sumitomo Electric Industries Ltd.
Yoshihiro Yoneda
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Semiconductor optical modulator and method for manufacturing the same
Patent number
8,618,638
Issue date
Dec 31, 2013
Sumitomo Electric Industries Ltd.
Yoshihiro Yoneda
G02 - OPTICS
Information
Patent Grant
Method of making semiconductor optical integrated device by alterna...
Patent number
8,563,342
Issue date
Oct 22, 2013
Sumitomo Electric Industries Ltd.
Yoshihiro Yoneda
B82 - NANO-TECHNOLOGY
Patents Applications
last 30 patents
Information
Patent Application
SURFACE EMITTING SEMICONDUCTOR LASER
Publication number
20180269655
Publication date
Sep 20, 2018
Sumitomo Electric Industries, Ltd.
Yuji Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MODULATOR AND PRODUCTION METHOD THEREOF
Publication number
20160026063
Publication date
Jan 28, 2016
Sumitomo Electric Industries, Ltd.
Hideki YAGI
G02 - OPTICS
Information
Patent Application
OPTICAL SEMICONDUCTOR DEVICE AND METHOD OF PRODUCING THE SAME
Publication number
20160026064
Publication date
Jan 28, 2016
Sumitomo Electric Industries, Ltd.
Ryuji MASUYAMA
G02 - OPTICS
Information
Patent Application
SEMICONDUCTOR OPTICAL MODULATOR AND METHOD FOR MANUFACTURING SEMICO...
Publication number
20160011439
Publication date
Jan 14, 2016
Sumitomo Electric Industries, Ltd.
Takamitsu KITAMURA
G02 - OPTICS
Information
Patent Application
METHOD FOR MANUFACTURING SEMICONDUCTOR OPTICAL DEVICE
Publication number
20150277046
Publication date
Oct 1, 2015
Sumitomo Electric Industries, Ltd.
Hirohiko KOBAYASHI
G02 - OPTICS
Information
Patent Application
METHOD FOR MANUFACTURING SEMICONDUCTOR MODULATOR AND SEMICONDUCTOR...
Publication number
20140294335
Publication date
Oct 2, 2014
Sumitomo Electric Industries, Ltd.
Hideki YAGI
G02 - OPTICS
Information
Patent Application
METHOD FOR PRODUCING OPTICAL SEMICONDUCTOR DEVICE
Publication number
20130244363
Publication date
Sep 19, 2013
Sumitomo Electric Industries, Ltd.
Yoshihiro YONEDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
WAVEGUIDE-TYPE OPTICAL SEMICONDUCTOR DEVICE
Publication number
20130182733
Publication date
Jul 18, 2013
Sumitomo Electric Industries, Ltd.
Yoshihiro YONEDA
B82 - NANO-TECHNOLOGY
Information
Patent Application
SEMICONDUCTOR OPTICAL INTEGRATED DEVICE
Publication number
20130058371
Publication date
Mar 7, 2013
Sumitomo Electric Industries, Ltd.
Yoshihiro YONEDA
B82 - NANO-TECHNOLOGY
Information
Patent Application
METHOD FOR PRODUCING SEMICONDUCTOR OPTICAL INTEGRATED DEVICE
Publication number
20130012002
Publication date
Jan 10, 2013
Sumitomo Electric Industries, Ltd.
Yoshihiro YONEDA
B82 - NANO-TECHNOLOGY
Information
Patent Application
METHOD OF MAKING SEMICONDUCTOR OPTICAL INTEGRATED DEVICE
Publication number
20120309121
Publication date
Dec 6, 2012
Sumitomo Electric Industries, Ltd.
Yoshihiro YONEDA
B82 - NANO-TECHNOLOGY
Information
Patent Application
SEMICONDUCTOR OPTICAL MODULATOR AND METHOD FOR MANUFACTURING THE SAME
Publication number
20120148184
Publication date
Jun 14, 2012
Sumitomo Electric Industries, Ltd.
Yoshihiro Yoneda
G02 - OPTICS