Inventor · Graz, AT

Helmut Martin

3Patents
2h-index
8Co-inventors
41Inventor score

Filing activity: Oct 18, 1976 → Dec 11, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US8249768B2 Method for controlling the hybrid drive of a motor vehicle and control system Emerging Cross-Sectional Technologies 14 Active
US4669399A Method of reducing the NO.sub.x content in combustion gases Mechanical Engineering; Lighting; Heating 12 Expired
US4096458A High frequency transmission cable Electricity 1 Expired

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