Inventor · Essen, DE

Gerald Stein

8Patents
4h-index
16Co-inventors
54Inventor score

Filing activity: May 23, 1988 → Mar 12, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US5714115A Austenitic steel alloy Chemistry; Metallurgy 18 Expired
US5350985A Electric braking for vehicles with two parallel electric motors Emerging Cross-Sectional Technologies 10 Expired
US5094699A Method of producing a high strength and hard metallic composite layer material Chemistry; Metallurgy 10 Expired
US4844747A Process of producing a composite roll Chemistry; Metallurgy 4 Expired
US7926619B2 Industrial truck with cable storage device Emerging Cross-Sectional Technologies 3 Active
US6790254B1 Method for controlling and adjusting the concentration of a gas component in a melt and a device for carrying out the same Emerging Cross-Sectional Technologies 2 Expired
US4865661A Product of a high-strength nitrogen containing fully austenitic cobalt steel having yield strengths above 600 N/MM2 Chemistry; Metallurgy 1 Expired
US5939019A Steel for foundry roll shells Chemistry; Metallurgy 0 Expired

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