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Takahiro Izawa
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Hachioji-shi, JP
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last 30 patents
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Patent Application
Server apparatus
Publication number
20070091876
Publication date
Apr 26, 2007
Kabushiki Kaisha Toshiba
Motohisa Araki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Application
Method for providing buying/presenting information for communicatio...
Publication number
20050021763
Publication date
Jan 27, 2005
Takahiro Izawa
G06 - COMPUTING CALCULATING COUNTING
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Patent Application
Exchange system, telephone exchange apparatus, and computer apparatus
Publication number
20010028710
Publication date
Oct 11, 2001
Kabushiki Kaisha Toshiba
Yasumasa Sasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE