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Nobukatsu Takeda
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Koriyama-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
ATM equipment
Patent number
6,912,220
Issue date
Jun 28, 2005
Hitachi Telecom Technologies
Kazumasa Azuma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
ATM equipment
Publication number
20020024957
Publication date
Feb 28, 2002
Kazumasa Azuma
H04 - ELECTRIC COMMUNICATION TECHNIQUE