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Tomoyuki Yamamoto
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Kawasaki, JP
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last 30 patents
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Patent Application
TRANSMISSION APPARATUS AND ALARM CONTROL METHOD
Publication number
20090161564
Publication date
Jun 25, 2009
FUJITSU LIMITED
Tomoyuki Yamamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Subordinate apparatus and superordinate apparatus
Publication number
20050180318
Publication date
Aug 18, 2005
FUJITSU LIMITED
Tomoyuki Yamamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Ring transmission system and method of controlling squelch in ring...
Publication number
20010015979
Publication date
Aug 23, 2001
FUJITSU LIMITED
Kazuhiko Hata
H04 - ELECTRIC COMMUNICATION TECHNIQUE