Inventor · Eichenbühl, DE

Werner Steffan

6Patents
3h-index
21Co-inventors
53Inventor score

Filing activity: Mar 26, 1997 → Jun 14, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US5894002A Process and apparatus for the manufacture of a contact lens Emerging Cross-Sectional Technologies 204 Expired
US6627124B1 Single mould alignment Emerging Cross-Sectional Technologies 183 Expired
US6113817A Molding processes Performing Operations; Transporting 30 Expired
US7682532B2 Process of dosing a starting material for optical lenses Emerging Cross-Sectional Technologies 2 Active
US6681498B2 Blast nozzle Performing Operations; Transporting 2 Expired
US6899180B2 Dosing lance for polymerization material Performing Operations; Transporting 0 Expired

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