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Osaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical network unit and optical line terminal
Patent number
7,415,111
Issue date
Aug 19, 2008
Fujitsu Limited
Takashi Monzawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical network unit and optical line terminal
Patent number
6,848,053
Issue date
Jan 25, 2005
Fujitsu Limited
Takashi Monzawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
ATM cell multiplexer
Patent number
6,795,398
Issue date
Sep 21, 2004
Fujitsu Limited
Yoshimi Toyoda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical subscriber line terminal unit and a state transition contro...
Patent number
6,650,841
Issue date
Nov 18, 2003
Fujitsu Limited
Tamotsu Matsuo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Delay adjustment unit and method, optical network unit, and communi...
Patent number
6,647,210
Issue date
Nov 11, 2003
Fujitsu Limited
Yoshimi Toyoda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Fixed-length cell multiplex transmission apparatus, fixed-length ce...
Patent number
5,991,267
Issue date
Nov 23, 1999
Fujitsu Limited
Takashi Monzawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
Optical network unit and optical line terminal
Publication number
20050058139
Publication date
Mar 17, 2005
Takashi Monzawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE