THYSSEN KRUPP STAHL AG
42Patents
0Active
42Granted
35Portfolio score
Filing activity: Sep 25, 1998 → Aug 4, 2004
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6288359A | Welding device for two work pieces to be joined together by a weld seam which is closed in itself | Performing Operations; Transporting | 61 | Expired |
| US6428905B1 | Double sheet metal consisting of two covering metal sheets and an intermediate layer | Emerging Cross-Sectional Technologies | 26 | Expired |
| US6743307B1 | High resistance steel band or sheet and method for the production thereof | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6673468B1 | Composite material made of two steel cover sheets resistance-welded together and an intermediate layer | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7273247B2 | Support structure for vehicles, made from hollow steel sections | Performing Operations; Transporting | 14 | Expired |
| US6503339B1 | Method for producing non-grain oriented magnetic sheet steel | Chemistry; Metallurgy | 14 | Expired |
| US6524408B1 | Method for producing load-optimized steel strips | Performing Operations; Transporting | 8 | Expired |
| US6855218B1 | Method for producing a hot-rolled strip | Chemistry; Metallurgy | 7 | Expired |
| US6773514B1 | Method for producing non-grain oriented electric sheet steel | Chemistry; Metallurgy | 7 | Expired |
| US6524400B1 | Process for the production of grain-oriented electric quality sheet with low remagnetization loss and high polarization | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7726383B2 | Method for producing a magnesium hot strip | Performing Operations; Transporting | 6 | Expired |
| US6887590B2 | Galvannealed metal sheet and method for manufacture of such metal sheet | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6494360B1 | Method and device for producing straight bead welded pipes from flat sheet metal blanks | Performing Operations; Transporting | 5 | Expired |
| US6874724B2 | Method and device for reeling up in the proper position a hot-rolled strip in a reeling installation | Performing Operations; Transporting | 4 | Expired |
| US6835253B1 | Method for producing a hot strip | Chemistry; Metallurgy | 4 | Expired |
| US7052072B2 | Sealing for an opening closure on a car body, especially in space-frame design | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6436556B1 | Method for producing a strip-like metal composite by high temperature dip coating | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6461450B1 | Method for controlling the coating weight for strip-phosphating | Chemistry; Metallurgy | 3 | Expired |
| US6645317B1 | Metal components for picture tubes | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7501028B2 | Non-grain oriented magnetic steel strip or magnetic steel sheet and method for its production | Chemistry; Metallurgy | 2 | Expired |
| US6883218B2 | Method for the production of a cold formed piece part made out of a steel plate | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6767412B2 | Method for producing non-grain-oriented magnetic steel sheet | Chemistry; Metallurgy | 2 | Expired |
| US7152660B2 | Rotary lead-through for the coolant inflow and outflow of a back-up and/or conveyor roller which is rotably held in a bearing arrangement at the end | Performing Operations; Transporting | 2 | Expired |
| US5953949A | Method and apparatus for producing a metal strip having areas of different thickness over its width | Performing Operations; Transporting | 2 | Expired |
| US6369346B1 | Method for welding a double layer sheet to a jointing sheet | Performing Operations; Transporting | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.