Hiroshi Chikuma

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Chiba-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electromagnetic suspension system
- Patent number 7,219,781
- Issue date May 22, 2007
- Kabushiki Kaisha Hitachi Seisakusho
- Yusuke Akami
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Electromagnetic suspension system
- Publication number 20050016802
- Publication date Jan 27, 2005
- Yusuke Akami
- B60 - VEHICLES IN GENERAL