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Patent applications and USPTO patent grants for Totsuka; Nobuo.The latest application filed is for "chromated metal sheet having high corrosion resistance with improved lubricity and electric conductivity".
Patent | Date |
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Chromated metal sheet having high corrosion resistance with improved lubricity and electric conductivity Grant 5,700,561 - Mano , et al. December 23, 1 | 1997-12-23 |
Method for hot dip galvanizing high tensile steel strip with minimal bare spots Grant 5,677,005 - Isobe , et al. October 14, 1 | 1997-10-14 |
Surface-treated metal sheet which excels in workability, electrical conductivity and corrosion resistance, and method of producing the same Grant 5,389,436 - Totsuka , et al. February 14, 1 | 1995-02-14 |
Electrolytic processing method for electrolytically processing metal surface Grant 5,160,590 - Totsuka , et al. * November 3, 1 | 1992-11-03 |
Electrolytic process and apparatus for forming pattern on surface of metallic object Grant 4,997,529 - Totsuka , et al. March 5, 1 | 1991-03-05 |
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