NIPPON STEEL & SUMITOMO METAL CORPORATION
1,110Patents
1,104Active
1,110Granted
64Portfolio score
Filing activity: Aug 19, 2004 → Jan 17, 2019 · 231 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8758901B2 | Ultrahigh-strength welded joint and production method thereof | Emerging Cross-Sectional Technologies | 26 | Active |
| US10352831B2 | Method for measuring wear of railroad vehicle wheel flange | Physics | 22 | Active |
| US8502122B2 | Induction heating system and induction heating method of metal plate | Emerging Cross-Sectional Technologies | 17 | Active |
| US9468971B2 | Press forming method | Performing Operations; Transporting | 16 | Active |
| US8707944B2 | Saw wire | Chemistry; Metallurgy | 16 | Active |
| US8951366B2 | High-strength cold-rolled steel sheet and method of manufacturing thereof | Chemistry; Metallurgy | 16 | Active |
| US8592735B2 | Induction heating apparatus | Emerging Cross-Sectional Technologies | 16 | Active |
| US9598745B2 | Method for manufacturing hot stamped body and hot stamped body | Chemistry; Metallurgy | 14 | Active |
| US9725782B2 | Hot stamped steel and method for producing the same | Emerging Cross-Sectional Technologies | 14 | Active |
| US8475930B2 | Composite coated metal sheet, treatment agent and method of manufacturing composite coated metal sheet | Emerging Cross-Sectional Technologies | 14 | Active |
| US9605329B2 | Cold rolled steel sheet and manufacturing method thereof | Emerging Cross-Sectional Technologies | 14 | Active |
| US8641100B2 | Threaded tubular connection which is leak-proof under internal and external successive pressure loads | Fixed Constructions | 13 | Active |
| US9840751B2 | Method for manufacturing hot stamped body and hot stamped body | Chemistry; Metallurgy | 12 | Active |
| US9512499B2 | Method for manufacturing hot stamped body having vertical wall and hot stamped body having vertical wall | Chemistry; Metallurgy | 12 | Active |
| US9901969B2 | Tailored blank for hot stamping, hot stamped member, and methods for manufacturing same | Chemistry; Metallurgy | 12 | Active |
| US8973333B2 | Connecting fitting, frame provided with same, and building using frame | Mechanical Engineering; Lighting; Heating | 11 | Active |
| US10030280B2 | Steel sheet and method for manufacturing steel sheet | Chemistry; Metallurgy | 11 | Active |
| US9896736B2 | Method for manufacturing hot stamped body having vertical wall and hot stamped body having vertical wall | Chemistry; Metallurgy | 11 | Active |
| US10072324B2 | Cold-rolled steel sheet and method for manufacturing same, and hot-stamp formed body | Emerging Cross-Sectional Technologies | 11 | Active |
| US9617624B2 | Steel sheet for hot stamping member and method of producing same | Emerging Cross-Sectional Technologies | 11 | Active |
| US9945013B2 | Hot stamped steel and method for producing hot stamped steel | Emerging Cross-Sectional Technologies | 11 | Active |
| US8511025B2 | Metal joint and building comprising the same | Mechanical Engineering; Lighting; Heating | 11 | Active |
| US8911567B2 | High-strength steel sheet having excellent processability and paint bake hardenability, and method for producing of high-strength steel sheet | Emerging Cross-Sectional Technologies | 10 | Active |
| US8932700B2 | Panel | Emerging Cross-Sectional Technologies | 10 | Active |
| US8778261B2 | Steel material for automobile chassis parts superior in fatigue characteristics and method of production of automobile chassis parts using the same | Performing Operations; Transporting | 10 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.