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Dan Nagano
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Tokyo, JP
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last 30 patents
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Patent Grant
Variable valve mechanism
Patent number
8,833,317
Issue date
Sep 16, 2014
Otics Corporation
Koki Yamaguchi
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Patents Applications
last 30 patents
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Patent Application
Variable valve mechanism
Publication number
20110197838
Publication date
Aug 18, 2011
Koki Yamaguchi
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES