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Patent applications and USPTO patent grants for Sawano; Yutaka.The latest application filed is for "automobile chassis members having high surface hardness and high corrosion resistance".
Patent | Date |
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Nitriding of iron and steel parts in salt bath having improved corrosion resistance Grant 7,238,244 - Sato , et al. July 3, 2 | 2007-07-03 |
Method of producing metal member with enhanced corrosion resistance by salt bath nitriding Grant 7,217,327 - Eiraku , et al. May 15, 2 | 2007-05-15 |
Automobile chassis members having high surface hardness and high corrosion resistance App 20050118441 - Tenmaya, Motohiro ;   et al. | 2005-06-02 |
Method of producing metal member with enhanced corrosion resistance by salt bath nitriding App 20040040630 - Eiraku, Hiroshi ;   et al. | 2004-03-04 |
Method of salt bath nitriding for producing iron member having improved corrosion resistance and iron parts App 20040025971 - Sato, Tokuo ;   et al. | 2004-02-12 |
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