Kenji Hashirayama

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Suspension system
- Patent number 6,308,974
- Issue date Oct 30, 2001
- Showa Corporation
- Kenji Hashirayama
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Spring seat fixing structure for a hydraulic shock absorber
- Patent number 6,217,012
- Issue date Apr 17, 2001
- Showa Corporation
- Kenji Hashirayama
- B60 - VEHICLES IN GENERAL