Seiji Sato

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Fujisawa-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Surface-treated rolling bearing and manufacturing method thereof
- Patent number 6,848,832
- Issue date Feb 1, 2005
- NSK Ltd.
- Hiromichi Takemura
- C21 - METALLURGY OF IRON
Information Patent Grant
Surface treated rolling bearing and manufacturing method thereof
- Patent number 6,531,000
- Issue date Mar 11, 2003
- NSK Ltd.
- Hiromichi Takemura
- C21 - METALLURGY OF IRON
Information Patent Grant
Rolling bearing made of improved bearing steel
- Patent number 5,853,660
- Issue date Dec 29, 1998
- NSK Ltd.
- Yasuo Murakami
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Surface-treated rolling bearing and manufacturing method thereof
- Publication number 20030015262
- Publication date Jan 23, 2003
- NSK Ltd.
- Hiromichi Takemura
- C21 - METALLURGY OF IRON