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Yasuhiro Yahata
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Osaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Chamfered sprocket assembly
Patent number
6,666,786
Issue date
Dec 23, 2003
Shimano Inc.
Yasuhiro Yahata
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Pawl noise dampening mechanism for a bicycle freewheel
Patent number
6,202,813
Issue date
Mar 20, 2001
Shimano, Inc.
Yasuhiro Yahata
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Bicycle hub
Patent number
5,882,088
Issue date
Mar 16, 1999
Shimano, Inc.
Yasuhiro Yahata
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Chamfered sprocket assembly
Publication number
20020086753
Publication date
Jul 4, 2002
Shimano Inc.
Yasuhiro Yahata
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS