Patent assignee · DE · COMPANY

Thyssenkrupp Steel AG

29Patents
23Active
29Granted
48Portfolio score

Filing activity: Oct 23, 2002 → Mar 23, 2011 · 21 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7645404B2 Method for coating metal surfaces Chemistry; Metallurgy 15 Active
US8350184B2 Laser beam welding head Performing Operations; Transporting 11 Active
US7500802B2 Three-dimensional node structure Emerging Cross-Sectional Technologies 9 Expired
US8461484B2 Conductive stud welding Performing Operations; Transporting 8 Active
US7919194B2 High strength steel sheet having superior ductility Emerging Cross-Sectional Technologies 7 Active
US9200355B2 Process for manufacturing iron-carbon-manganese austenitic steel sheet with excellent resistance to delayed cracking, and sheet thus produced Emerging Cross-Sectional Technologies 7 Active
US8481172B2 Steel sheet product provided with an anticorrosion coating and process for producing it Emerging Cross-Sectional Technologies 5 Active
US7892654B2 Method for steel strip coating and a steel strip provided with said coating Emerging Cross-Sectional Technologies 4 Active
US7588651B2 Method for producing a steel product Emerging Cross-Sectional Technologies 4 Expired
US8636854B2 Method for melt immersion coating of a flat steel product made of high strength steel Chemistry; Metallurgy 4 Active
US8394213B2 Process for coating a hot- or cold- rolled steel strip containing 6−30% by weight of MN with a metallic protective layer Chemistry; Metallurgy 4 Active
US7389586B2 Method for producing a Y-shaped node structure for the supporting frame of a motor vehicle Emerging Cross-Sectional Technologies 3 Expired
US8652275B2 Process for melt dip coating a strip of high-tensile steel Chemistry; Metallurgy 3 Active
US7802458B2 Process for fabricating large-surface metal plate into a shaped part, such as an outer skin panel of a vehicle body Emerging Cross-Sectional Technologies 3 Active
US8038806B2 Method for producing grain oriented magnetic steel strip Chemistry; Metallurgy 2 Active
US7909226B2 Device for producing a longitudinally welded hollow profile using a holding-down device Performing Operations; Transporting 2 Expired
US7789429B2 Bodywork structure of a motor vehicle with a suspension strut dome Performing Operations; Transporting 2 Active
US8959973B2 Method and device for the coreless forming of hollow profiles Emerging Cross-Sectional Technologies 2 Active
US9249486B2 Profiled steel wire with high mechanical characteristics resistant to hydrogen embrittlement Chemistry; Metallurgy 2 Active
US7954353B2 Method and device for testing the quality of a metallic coating Physics 1 Active
US8240184B2 Method for producing high-precision half shells Performing Operations; Transporting 1 Active
US7455340B2 Reinforced section Performing Operations; Transporting 1 Expired
US8151429B2 Method for producing a heavy duty composite part Emerging Cross-Sectional Technologies 0 Active
US8025727B2 Agglomerated stone for using in shaft, corex or blast furnaces, method for producing agglomerated stones and use of fine and superfine iron ore dust Emerging Cross-Sectional Technologies 0 Active
US8815025B2 High strength steel excellent in uniform elongation properties and method of manufacturing the same Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.