Inventor

Hans Lehmann

2Patents
2h-index
8Co-inventors
30Inventor score

Filing activity: Feb 21, 1975 → Mar 3, 1977

Most-cited inventions

PatentTitleAreaCited byStatus
US3936317A Dishwashing compositions containing higher 1,2-alkanediol ether monosulfates Chemistry; Metallurgy 7 Expired
US4134774A Aggregate for concrete and concrete composition containing same Emerging Cross-Sectional Technologies 6 Expired

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