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Shigeyuki Yagi
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Tsukuba-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Opto-electric combined circuit board and electronic devices
Patent number
9,069,128
Issue date
Jun 30, 2015
Hitachi Chemical Company, Ltd.
Toshihiro Kuroda
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Optical waveguide substrate and method for manufacturing same
Patent number
8,818,147
Issue date
Aug 26, 2014
Hitachi Chemical Company, Ltd.
Toshihiro Kuroda
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Optical waveguide structure, optical-waveguide-type optical module...
Patent number
7,817,889
Issue date
Oct 19, 2010
Hitachi Chemical Company, Ltd.
Nobuo Miyadera
G02 - OPTICS
Information
Patent Grant
Optical device
Patent number
7,639,904
Issue date
Dec 29, 2009
Hitachi Chemical Company, Ltd.
Toshihiro Kuroda
G02 - OPTICS
Information
Patent Grant
Optical element combination structure and optical fiber structure
Patent number
7,492,995
Issue date
Feb 17, 2009
Hitachi Chemical Company, Ltd.
Toshihiro Kuroda
G02 - OPTICS
Information
Patent Grant
Method for preparing optical device by dicing
Patent number
7,109,053
Issue date
Sep 19, 2006
Hitachi Chemical Co., Ltd.
Toshihiro Kuroda
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL FIBER CONNECTOR, METHOD FOR MANUFACTURING OPTICAL FIBER CON...
Publication number
20150139589
Publication date
May 21, 2015
Hitachi Chemical Company, Ltd.
Daichi Sakai
G02 - OPTICS
Information
Patent Application
OPTICAL WAVEGUIDE SUBSTRATE AND METHOD FOR MANUFACTURING SAME
Publication number
20120219251
Publication date
Aug 30, 2012
Toshihiro Kuroda
G02 - OPTICS
Information
Patent Application
METHOD FOR PRODUCING OPTICAL WAVEGUIDE, OPTICAL WAVEGUIDE, AND PHOT...
Publication number
20120039563
Publication date
Feb 16, 2012
Hitachi Chemical Company, Ltd.
Tomoaki Shibata
G02 - OPTICS
Information
Patent Application
OPTO-ELECTRIC COMBINED CIRCUIT BOARD AND ELECTRONIC DEVICES
Publication number
20110274389
Publication date
Nov 10, 2011
Toshihiro Kuroda
G02 - OPTICS
Information
Patent Application
METHOD OF MANUFACTURING WIRING BOARD, METHOD OF MANUFACTURING OPTOE...
Publication number
20110013865
Publication date
Jan 20, 2011
Tomoaki Shibata
G02 - OPTICS
Information
Patent Application
OPTICAL DEVICE
Publication number
20080226230
Publication date
Sep 18, 2008
Hitachi Chemical Company, Ltd.
Toshihiro Kuroda
G02 - OPTICS
Information
Patent Application
Optical waveguide structure, optical-waveguide-type optical module...
Publication number
20070154145
Publication date
Jul 5, 2007
Nobuo Miyadera
G02 - OPTICS
Information
Patent Application
Package and Optical Module Assembly
Publication number
20070110368
Publication date
May 17, 2007
Shigeyuki Yagi
G02 - OPTICS
Information
Patent Application
Optical element combination structure and optical fiber structure
Publication number
20070025663
Publication date
Feb 1, 2007
Toshihiro Kuroda
G02 - OPTICS
Information
Patent Application
Optical element combination structure
Publication number
20060215964
Publication date
Sep 28, 2006
Toshihiro Kuroda
G02 - OPTICS
Information
Patent Application
Method for preparing optical device and optical device
Publication number
20040218883
Publication date
Nov 4, 2004
Hitachi Chemical Co., Ltd.
Toshihiro Kuroda
G02 - OPTICS