Yasunobu Nagataki
39Patents
7h-index
54Co-inventors
72Inventor score
Filing activity: Mar 4, 1994 → Nov 28, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6440584B1 | Hot-dip galvanized steel sheet and method for producing the same | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6869691B2 | High strength hot-dip galvanized steel sheet and method for manufacturing the same | Emerging Cross-Sectional Technologies | 18 | Expired |
| US9290834B2 | High-strength galvanized steel sheet having excellent formability and crashworthiness | Emerging Cross-Sectional Technologies | 15 | Active |
| US9580779B2 | High strength steel sheet having excellent formability and method for manufacturing the same | Chemistry; Metallurgy | 12 | 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 |
| US5853903A | Steel sheet for excellent panel appearance and dent resistance after panel-forming | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7919194B2 | High strength steel sheet having superior ductility | Emerging Cross-Sectional Technologies | 7 | Active |
| US9617614B2 | Method for manufacturing high strength steel sheet having excellent formability | Chemistry; Metallurgy | 5 | Active |
| US9340859B2 | Method for manufacturing high strength galvanized steel sheet having excellent stability of mechanical properties, formability, and coating appearance | Chemistry; Metallurgy | 4 | Active |
| US10190186B2 | Method for manufacturing a high-strength galvanized steel sheet having excellent formability and crashworthiness | Emerging Cross-Sectional Technologies | 4 | Active |
| US8784578B2 | High strength galvanized steel sheet with excellent workability and method for manufacturing the same | Emerging Cross-Sectional Technologies | 3 | Active |
| US9677148B2 | Method for manufacturing galvanized steel sheet | Chemistry; Metallurgy | 3 | Active |
| US7559997B2 | High-strength cold rolled steel sheet and process for producing the same | Chemistry; Metallurgy | 2 | Expired |
| US5542996A | Method for manufacturing an ultra-high strength cold-rolled steel sheet with desirable delayed fracture resistance | Chemistry; Metallurgy | 2 | Expired |
| 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 |
| US9982318B2 | High-strength galvanized steel sheet having excellent formability and crashworthiness and method of manufacturing the same | Emerging Cross-Sectional Technologies | 2 | Active |
| US9297052B2 | High strength cold rolled steel sheet with excellent deep drawability and material uniformity in coil and method for manufacturing the same | Chemistry; Metallurgy | 2 | Active |
| US6494969B1 | High strength cold rolled steel sheet and method for manufacturing the same | Chemistry; Metallurgy | 1 | Expired |
| US7608156B2 | High strength cold rolled steel sheet and method for manufacturing the same | Chemistry; Metallurgy | 1 | Expired |
| US9617630B2 | High-strength galvanized steel sheet having excellent formability and crashworthiness and method for manufacturing the same | Emerging Cross-Sectional Technologies | 1 | Active |
| US9932659B2 | Hot-dip galvanized steel sheets and galvannealed steel sheets that have good appearance and adhesion to coating and methods for producing the same (as amended) | 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 |
| US9175374B2 | High strength hot-dip galvanized steel sheet having excellent deep drawability | Emerging Cross-Sectional Technologies | 0 | Active |
| US10087500B2 | Method for manufacturing high-strength galvannealed steel sheet | Chemistry; Metallurgy | 0 | Active |
| US9821534B2 | Galvannealed steel sheet | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.