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Masaharu Sugano
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Ibaraki-ken, JP
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Patents Grants
last 30 patents
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Patent Grant
Vibration exciting apparatus and vibration testing apparatus for st...
Patent number
6,721,668
Issue date
Apr 13, 2004
Hitachi, Ltd.
Yasuyuki Momoi
G01 - MEASURING TESTING
Information
Patent Grant
Multiple degree of freedom vibration exciting apparatus and system
Patent number
6,575,037
Issue date
Jun 10, 2003
Hitachi, Ltd.
Yasuyuki Momoi
G01 - MEASURING TESTING
Information
Patent Grant
Vehicle testing apparatus and method thereof
Patent number
6,234,011
Issue date
May 22, 2001
Hitachi, Ltd.
Wataru Yamagishi
G01 - MEASURING TESTING
Information
Patent Grant
Centrifuge model test apparatus
Patent number
5,767,381
Issue date
Jun 16, 1998
Hitachi, Ltd.
Takao Konno
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
Vibration exciting apparatus and vibration testing system for struc...
Publication number
20020042667
Publication date
Apr 11, 2002
Yasuyuki Momoi
G01 - MEASURING TESTING