Natsuko Sugiura
30Patents
6h-index
49Co-inventors
65Inventor score
Filing activity: Sep 21, 2001 → Apr 30, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6632296B2 | Steel pipe having high formability and method for producing the same | Emerging Cross-Sectional Technologies | 35 | Expired |
| US8951366B2 | High-strength cold-rolled steel sheet and method of manufacturing thereof | Chemistry; Metallurgy | 16 | Active |
| US6706419B2 | Cold-rolled steel sheet or hot-rolled steel sheet excellent in painting bake hardenability and anti aging property at room temperature, and method of producing the same | Emerging Cross-Sectional Technologies | 16 | Expired |
| US9896751B2 | High strength steel sheet and high strength galvanized steel sheet excellent in shapeability and methods of production of same | Emerging Cross-Sectional Technologies | 6 | Active |
| US6962631B2 | Steel plate excellent in shape freezing property and method for production thereof | Chemistry; Metallurgy | 6 | Expired |
| US8353992B2 | High young's modulus steel plate and method of production of same | Emerging Cross-Sectional Technologies | 6 | Active |
| US7503984B2 | High-strength thin steel sheet drawable and excellent in shape fixation property and method of producing the same | Chemistry; Metallurgy | 5 | Expired |
| US10889879B2 | Steel sheet and plated steel sheet | Chemistry; Metallurgy | 5 | Active |
| US11236412B2 | Steel sheet and plated steel sheet | Chemistry; Metallurgy | 3 | Active |
| US9988700B2 | High-strength steel sheet and high-strength galvanized steel sheet excellent in shape fixability, and manufacturing method thereof | Emerging Cross-Sectional Technologies | 2 | Active |
| US9410231B2 | Steel sheet and method of manufacturing steel sheet | Chemistry; Metallurgy | 2 | Active |
| US10913988B2 | Hot-rolled steel sheet | Chemistry; Metallurgy | 2 | Active |
| US10738384B2 | Surface-treated steel sheet for fuel tanks | Emerging Cross-Sectional Technologies | 1 | Active |
| US10689737B2 | Hot-rolled steel sheet | Performing Operations; Transporting | 1 | Active |
| US9879336B2 | Cold rolled steel sheet, electrogalvanized cold-rolled steel sheet, hot-dip galvanized cold-rolled steel sheet, alloyed hot-dip galvanized cold rolled steel sheet, and manufacturing methods of the same | Emerging Cross-Sectional Technologies | 1 | Active |
| US10590506B2 | Hot-rolled steel sheet for tailored rolled blank and tailored rolled blank | Chemistry; Metallurgy | 1 | Active |
| US10329637B2 | Heat-rolled steel plate for tailored rolled blank, tailored rolled blank, and methods for producing these | Chemistry; Metallurgy | 1 | Active |
| US7485195B2 | High-strength hot-rolled steel sheet excellent in shape fixability and method of producing the same | Chemistry; Metallurgy | 1 | Expired |
| US11230755B2 | Steel sheet and plated steel sheet | Chemistry; Metallurgy | 0 | Active |
| US10689724B2 | Steel sheet with strain induced transformation type composite structure and method of manufacturing same | Chemistry; Metallurgy | 0 | Active |
| US8802241B2 | Steel sheet having high young's modulus, hot-dip galvanized steel sheet using the same, alloyed hot-dip galvanized steel sheet, steel pipe having high young's modulus, and methods for manufacturing the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US9758892B2 | Steel sheet for electroplating, electroplated steel sheet, and methods for producing the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US11028469B2 | Hot press-formed part | Chemistry; Metallurgy | 0 | Active |
| US8057913B2 | Steel sheet having high young'S modulus, hot-dip galvanized steel sheet using the same, alloyed hot-dip galvanized steel sheet, steel pipe having high young'S modulus and methods for manufacturing the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US11649531B2 | Steel sheet and plated steel sheet | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.