Inventor · Düsseldorf, DE

Ernst Klein

9Patents
6h-index
12Co-inventors
60Inventor score

Filing activity: Aug 2, 1982 → Apr 12, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US4658577A Self-supporting cable carrier Electricity 55 Expired
US6836978B1 Shoe, especially shoe for small children Human Necessities 18 Expired
US5821661A Electromotor Electricity 16 Expired
US5230617A Furnace shell cooling system Mechanical Engineering; Lighting; Heating 14 Expired
US5184454A Cable carrier chain Emerging Cross-Sectional Technologies 11 Expired
US4499720A Cable carrier Emerging Cross-Sectional Technologies 9 Expired
US6348756B1 Electric discharge tube or discharge lamp and scandate dispenser cathode Electricity 2 Expired
US7437052B2 Line combination Electricity 2 Expired
US4422910A Method of manufacturing acicular goethite Chemistry; Metallurgy 1 Expired

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