Inventor · Zürich, CH

Helmuth Lehmann

2Patents
2h-index
3Co-inventors
33Inventor score

Filing activity: May 20, 1977 → Feb 20, 1985

Most-cited inventions

PatentTitleAreaCited byStatus
US4091517A Hydrostatic support arrangement Mechanical Engineering; Lighting; Heating 16 Expired
US4704879A Treatment machine with rotatable treatment drum Mechanical Engineering; Lighting; Heating 10 Expired

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