Yoshimasa Funakawa
78Patents
7h-index
96Co-inventors
75Inventor score
Filing activity: Jul 16, 1998 → Feb 18, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9121087B2 | High strength steel sheet and method for manufacturing the same | Chemistry; Metallurgy | 21 | Active |
| US8876987B2 | High-strength steel sheet and method for manufacturing same | Emerging Cross-Sectional Technologies | 17 | Active |
| US8992697B2 | High strength press-formed member and method for manufacturing the same | Chemistry; Metallurgy | 14 | Active |
| US6666932B2 | High strength hot rolled steel sheet | Emerging Cross-Sectional Technologies | 14 | Expired |
| US9200343B2 | High strength steel sheet and method for manufacturing the same | Chemistry; Metallurgy | 14 | Active |
| US9644247B2 | Methods for manufacturing a high-strength press-formed member | Chemistry; Metallurgy | 13 | Active |
| US8840834B2 | High-strength steel sheet and method for manufacturing the same | Chemistry; Metallurgy | 9 | Active |
| US6171413A | Soft cold-rolled steel sheet and method for making the same | Chemistry; Metallurgy | 5 | Expired |
| US9222155B2 | Method for manufacturing high strength hot-rolled steel sheet having excellent stretch flangeability and fatigue resistance | Chemistry; Metallurgy | 5 | Active |
| US8628630B2 | Hot-pressed steel sheet member, steel sheet for hot-press, and method for manufacturing hot-pressed steel sheet member | Chemistry; Metallurgy | 5 | Active |
| US9657382B2 | High-strength hot rolled steel sheet | Emerging Cross-Sectional Technologies | 5 | Active |
| US6632295B2 | High tensile strength hot-rolled steel sheet and method for manufacturing the same | Emerging Cross-Sectional Technologies | 3 | Expired |
| US10370737B2 | High-strength galvanized steel sheet | Emerging Cross-Sectional Technologies | 3 | Active |
| US10450642B2 | High-strength galvanized steel sheet and method for producing the same | Emerging Cross-Sectional Technologies | 3 | Active |
| US6818079B2 | Method for manufacturing a steel sheet | Chemistry; Metallurgy | 3 | Expired |
| US10920294B2 | Steel sheet, coated steel sheet, method for producing hot-rolled steel sheet, method for producing full-hard cold-rolled steel sheet, method for producing heat-treated sheet, method for producing steel sheet, and method for producing coated steel sheet | Chemistry; Metallurgy | 3 | Active |
| US9534271B2 | Hot rolled steel sheet and method for manufacturing the same | Emerging Cross-Sectional Technologies | 2 | Active |
| US10655201B2 | High-strength cold-rolled steel sheet and method for manufacturing the same | Chemistry; Metallurgy | 2 | Active |
| US10961600B2 | Steel sheet and plated steel sheet, method for producing steel sheet, and method for producing plated steel sheet | Emerging Cross-Sectional Technologies | 2 | Active |
| US11085101B2 | Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing same | Emerging Cross-Sectional Technologies | 2 | Active |
| US9738960B2 | High strength steel sheet | Emerging Cross-Sectional Technologies | 2 | Active |
| US11111558B2 | Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing same | Chemistry; Metallurgy | 2 | Active |
| US9200344B2 | High strength hot rolled steel sheet having excellent bendability and method for manufacturing the same | Chemistry; Metallurgy | 2 | Active |
| US10400316B2 | High strength hot rolled steel sheet having tensile strength of 780 MPa or more | Chemistry; Metallurgy | 2 | Active |
| US11293074B2 | Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing same | Chemistry; Metallurgy | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.