Inventor · Tokyo, JP

Yoshiyasu Kawasaki

52Patents
6h-index
47Co-inventors
68Inventor score

Filing activity: Mar 27, 2008 → Oct 1, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US9580779B2 High strength steel sheet having excellent formability and method for manufacturing the same Chemistry; Metallurgy 12 Active
US8430975B2 High strength galvanized steel sheet with excellent formability Emerging Cross-Sectional Technologies 11 Active
US8076008B2 Galvanized high strength steel sheet Emerging Cross-Sectional Technologies 9 Active
US9758848B2 High strength steel sheet having excellent formability and stability of mechanical properties and method for manufacturing the same Emerging Cross-Sectional Technologies 9 Active
US9028626B2 Method for manufacturing high strength galvanized steel sheet with excellent formability Emerging Cross-Sectional Technologies 8 Active
US8815026B2 High strength galvanized steel sheet excellent in formability Emerging Cross-Sectional Technologies 7 Active
US10626485B2 Thin high-strength cold-rolled steel sheet and method of producing the same Chemistry; Metallurgy 6 Active
US8657969B2 High-strength galvanized steel sheet with excellent formability and method for manufacturing the same Emerging Cross-Sectional Technologies 6 Active
US9617614B2 Method for manufacturing high strength steel sheet having excellent formability Chemistry; Metallurgy 5 Active
US10550446B2 High-strength steel sheet, high-strength hot-dip galvanized steel sheet, high-strength hot-dip aluminum-coated steel sheet, and high-strength electrogalvanized steel sheet, and methods for manufacturing same Chemistry; Metallurgy 4 Active
US9340859B2 Method for manufacturing high strength galvanized steel sheet having excellent stability of mechanical properties, formability, and coating appearance Chemistry; Metallurgy 4 Active
US8784578B2 High strength galvanized steel sheet with excellent workability and method for manufacturing the same Emerging Cross-Sectional Technologies 3 Active
US10711333B2 High-strength steel sheet and method for manufacturing same Performing Operations; Transporting 2 Active
US9765413B2 High-strength galvanized steel sheet with high yield ratio having excellent ductility and stretch flange formability and method for manufacturing the same Emerging Cross-Sectional Technologies 2 Active
US10954578B2 High-strength steel sheet and method for manufacturing same Performing Operations; Transporting 2 Active
US9157132B2 High-strength galvanized steel sheet having excellent formability and method for manufacturing the same Chemistry; Metallurgy 2 Active
US10858717B2 Material for high strength steel sheets, hot rolled material for high strength steel sheets, hot-rolled and annealed material for high strength steel sheets, high strength steel sheet, high strength hot-dip-coated steel sheet, high strength electroplated steel sheet, and method of manufacturing same Chemistry; Metallurgy 1 Active
US9580785B2 High-strength galvannealed steel sheet having excellent formability and fatigue resistance and method for manufacturing the same Chemistry; Metallurgy 1 Active
US9758847B2 Hot-rolled steel sheet for high-strength galvanized steel sheet or high-strength galvannealed steel sheet and method for manufacturing the same (as amended) Chemistry; Metallurgy 1 Active
US12098439B2 Steel sheet, member, and method for producing them Emerging Cross-Sectional Technologies 1 Active
US10662496B2 High-strength steel sheet and production method for same, and production method for high-strength galvanized steel sheet Chemistry; Metallurgy 1 Active
US8968494B2 High-strength galvannealed steel sheet having excellent formability and fatigue resistance and method for manufacturing the same Chemistry; Metallurgy 1 Active
US12297515B2 Steel sheet, member, and method for producing them Chemistry; Metallurgy 0 Active
US12276006B2 Method of producing high-strength hot-dip galvanized steel sheet Chemistry; Metallurgy 0 Active
US11597983B2 High-strength hot-dip galvannealed steel sheet and method for producing same Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.