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Hiroaki Endo
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Kanagawa-ken, JP
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Patents Grants
last 30 patents
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Patent Grant
Test system for optical line which carries out fault search for opt...
Patent number
7,167,237
Issue date
Jan 23, 2007
Anritsu Corporation
Masaya Shimizu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Optical transmission characteristic measuring apparatus and calibra...
Patent number
6,069,697
Issue date
May 30, 2000
Anritsu Corporation
Takao Tanimoto
G01 - MEASURING TESTING
Patents Applications
last 30 patents
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Patent Application
Test system of beam path for searching trouble in beam path from us...
Publication number
20050271321
Publication date
Dec 8, 2005
Anritsu Corporation
Masaya Shimizu
H04 - ELECTRIC COMMUNICATION TECHNIQUE