Inventor · Berlin, DE

Stefan Wischmann

8Patents
2h-index
31Co-inventors
47Inventor score

Filing activity: Jan 22, 2007 → Oct 29, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US9884387B2 Method and apparatus for the inductive high-frequency welding of metal products having different material thicknesses and/or material grades using at least two component induction conductors which are separable from one another Performing Operations; Transporting 30 Active
US8350184B2 Laser beam welding head Performing Operations; Transporting 11 Active
US9088011B2 Bipolar plate for a fuel cell and fuel cell stack Emerging Cross-Sectional Technologies 2 Active
US9387555B2 Method and apparatus for machining a workpiece by means of a laser beam Performing Operations; Transporting 1 Active
US9327367B2 Device and method for guiding bands to be joined to one another along their longitudinal edges Performing Operations; Transporting 0 Active
US9682489B2 Method and device for mechanically removing coatings from coated blanks using a press and scraping knife Emerging Cross-Sectional Technologies 0 Active
US10252305B2 Flat product made of a metal material and roll and method for producing such flat products Emerging Cross-Sectional Technologies 0 Active
US12194567B2 Apparatus and method for structuring a roller surface Physics 0 Active

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