Inventor · Gernsheim, DE

Frank Joseph

5Patents
5h-index
7Co-inventors
45Inventor score

Filing activity: Jun 11, 1986 → Mar 30, 1989

Most-cited inventions

PatentTitleAreaCited byStatus
US4861524A Apparatus for producing a gas mixture by the saturation method Chemistry; Metallurgy 23 Expired
US4738356A Container for aggressive liquids Emerging Cross-Sectional Technologies 8 Expired
US4741457A Transport container Emerging Cross-Sectional Technologies 7 Expired
US4903722A Extraction valve head for tanks Emerging Cross-Sectional Technologies 7 Expired
US4805675A Valves for chemical containers Emerging Cross-Sectional Technologies 5 Expired

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