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Patent applications and USPTO patent grants for Somekawa; Masami.The latest application filed is for "free machining steel for use in machine structure of excellent mechanical characteristics".
Patent | Date |
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Free machining steel for use in machine structure of excellent mechanical characteristics Grant 6,579,385 - Yaguchi , et al. June 17, 2 | 2003-06-17 |
Machine structure steel superior in chip disposability and mechanical properties App 20020044879 - Shindo, Yosuke ;   et al. | 2002-04-18 |
Free machining steel for use in machine structure of excellent mechanical characteristics App 20020044878 - Yaguchi, Hiroshi ;   et al. | 2002-04-18 |
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