Inventor · Västerås, SE

Sten Kollberg

16Patents
6h-index
20Co-inventors
66Inventor score

Filing activity: Apr 26, 1977 → Nov 28, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US4495984A Continuous casting mold stirring Performing Operations; Transporting 10 Expired
US4173299A Electromagnetic valve with slag indicator Emerging Cross-Sectional Technologies 9 Expired
US5404933A Method and a device for casting in a mould Performing Operations; Transporting 7 Expired
US5664619A Device in continuous casting in a mould Performing Operations; Transporting 7 Expired
US4570698A Method of and apparatus for centrifugal casting Performing Operations; Transporting 7 Expired
US6494249B1 Method and device for control of metal flow during continuous casting using electromagnetic fields Performing Operations; Transporting 6 Expired
US4651800A Level meter in a mold for continuous casting Performing Operations; Transporting 5 Expired
US7669638B2 Control system, computer program product, device and method Performing Operations; Transporting 5 Expired
US4594723A Method for providing pinch control of a tundish channel-type inductor Electricity 4 Expired
US4541472A System for stirring in continuous casting Performing Operations; Transporting 3 Expired
US4648440A Apparatus for the continuous casting of metal Performing Operations; Transporting 3 Expired
US4735256A Heating apparatus for intermediate ladles or tundishes Performing Operations; Transporting 2 Expired
US4100364A DC Electric arc furnace melt connection Emerging Cross-Sectional Technologies 1 Expired
US5740855A Device for slowing down a melt during continuous casting of billets of blooms Performing Operations; Transporting 1 Expired
US4183395A Multi-phase stirrer Performing Operations; Transporting 1 Expired
US4562881A Method for stirring in continuous casting Performing Operations; Transporting 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.