Inventor · Pulheim, DE

Stephan Heck

8Patents
3h-index
22Co-inventors
53Inventor score

Filing activity: Nov 10, 1993 → Nov 21, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US5709739A Release agents for hydraulic binders Chemistry; Metallurgy 20 Expired
US5364986A Process for the production of fatty alcohols Chemistry; Metallurgy 15 Expired
US7169959B2 Unsaturated palm oil fatty alcohols Chemistry; Metallurgy 12 Expired
US7169749B1 Method for producing alkyl-substituted butenols Chemistry; Metallurgy 1 Expired
US7408087B2 Process for making unsaturated coconut and/or palm nut fatty alcohols Chemistry; Metallurgy 0 Expired
US6274192A Aqueous concrete parting agents Chemistry; Metallurgy 0 Expired
US6683225B2 Oxidic aluminum/zinc catalysts and a process of producing unsaturated fatty alcohols Chemistry; Metallurgy 0 Expired
US7064223B2 Method for producing technical oleic acid methyl esters Chemistry; Metallurgy 0 Expired

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