Hirokazu Inoue

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Kobe-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Steel wire material for spring and its producing method
- Patent number 8,382,918
- Issue date Feb 26, 2013
- Kobe Steel, Ltd.
- Nao Yoshihara
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
STEEL WIRE MATERIAL FOR SPRING AND ITS PRODUCING METHOD
- Publication number 20110303327
- Publication date Dec 15, 2011
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Nao YOSHIHARA
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL WIRE MATERIAL FOR SPRING AND ITS PRODUCING METHOD
- Publication number 20090020189
- Publication date Jan 22, 2009
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Nao YOSHIHARA
- C21 - METALLURGY OF IRON