Inventor · Hillesheim, DE

Erhard Wolfrum

4Patents
3h-index
8Co-inventors
43Inventor score

Filing activity: Feb 22, 1979 → Mar 1, 1989

Most-cited inventions

PatentTitleAreaCited byStatus
US4450777A Process for removing noxious substances containing fluorine and/or sulfur from gaseous or liquid media Emerging Cross-Sectional Technologies 14 Expired
US4930359A Apparatus for preparing samples from a flow of bulk material Physics 8 Expired
US4391786A Production of calcium carbide Emerging Cross-Sectional Technologies 3 Expired
US4242225A Method and apparatus for producing active coke Emerging Cross-Sectional Technologies 2 Expired

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