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Eita MIYASAKA
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical signal receiving apparatus
Patent number
8,340,532
Issue date
Dec 25, 2012
Hitachi, Ltd.
Eita Miyasaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical signal transmission apparatus
Patent number
8,131,155
Issue date
Mar 6, 2012
Hitachi, Ltd.
Yasuyuki Fukashiro
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission apparatus
Patent number
7,953,106
Issue date
May 31, 2011
Hitachi, Ltd.
Rei Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission apparatus
Patent number
7,916,756
Issue date
Mar 29, 2011
Hitachi, Ltd.
Toshiyuki Atsumi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission system for substantially equalizing the output...
Patent number
7,536,110
Issue date
May 19, 2009
Hitachi, Ltd.
Tetsuya Uda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission system for substantially equalizing the output...
Patent number
7,272,325
Issue date
Sep 18, 2007
Hitachi, Ltd.
Tetsuya Uda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission system for substantially equalizing the output...
Patent number
7,116,908
Issue date
Oct 3, 2006
Hitachi Ltd.
Tetsuya Uda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL SIGNAL RECEIVING APPARATUS
Publication number
20110020012
Publication date
Jan 27, 2011
Hitachi, Ltd
Eita MIYASAKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical Signal Transmission Apparatus
Publication number
20090238563
Publication date
Sep 24, 2009
Yasuyuki FUKASHIRO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSMISSION APPARATUS
Publication number
20090232004
Publication date
Sep 17, 2009
Rei SUZUKI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION SYSTEM FOR SUBSTANTIALLY EQUALIZING THE OUTPUT...
Publication number
20070206955
Publication date
Sep 6, 2007
Tetsuya Uda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Transmission apparatus
Publication number
20070116055
Publication date
May 24, 2007
Toshiyuki Atsumi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical transmission system for substantially equalizing the output...
Publication number
20070110452
Publication date
May 17, 2007
Tetsuya Uda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical transmission system for substantially equalizing the output...
Publication number
20020181045
Publication date
Dec 5, 2002
Tetsuya Uda
H04 - ELECTRIC COMMUNICATION TECHNIQUE