Susumu Owaki

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Aichi-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lead-free steel for machine structural use with excellent machinabi...
- Patent number 7,445,680
- Issue date Nov 4, 2008
- Sanyo Special Steel Co., Ltd.
- Naoki Iwama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Lead-free steel for machine structural use with excellent machinabi...
- Patent number 7,195,736
- Issue date Mar 27, 2007
- Sanyo Special Steel Co., Ltd.
- Naoki Iwama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
Lead-free steel for machine structural use with excellent machinabi...
- Publication number 20050058567
- Publication date Mar 17, 2005
- SANYO SPECIAL STEEL CO., LTD.
- Naoki Iwama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...