Joji Tamura

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Muroran, JP

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Patents Grantslast 30 patents

Information Patent Grant
Outer race for constant velocity joint, having improved anti-flakin...
- Patent number 6,602,358
- Issue date Aug 5, 2003
- Nippon Steel Corporation
- Tatsuro Ochi
- C21 - METALLURGY OF IRON
Information Patent Grant
High strength drive shaft and process for producing the same
- Patent number 6,383,311
- Issue date May 7, 2002
- Nippon Steel Corporation
- Tatsuro Ochi
- C21 - METALLURGY OF IRON