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Tetsuya Tominaga
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Tokyo-to, JP
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Patent Grant
Information leakage prevention apparatus and information leakage pr...
Patent number
7,889,866
Issue date
Feb 15, 2011
Nippon Telegraph and Telephone Company
Masao Masugi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Application
Information Leakage Prevention Apparatus and Information Leakage Pr...
Publication number
20090013205
Publication date
Jan 8, 2009
Masao Masugi
H04 - ELECTRIC COMMUNICATION TECHNIQUE