Inventor · Winterthur, CH

Trudi Sigg-Grutter

9Patents
3h-index
8Co-inventors
39Inventor score

Filing activity: Mar 28, 1974 → Nov 3, 1976

Most-cited inventions

PatentTitleAreaCited byStatus
US3948816A Mercapto carboxylic acid esters Chemistry; Metallurgy 8 Expired
US3954843A Mercapto carboxylic acid esters Chemistry; Metallurgy 7 Expired
US4067910A Process for making allylmercaptan Chemistry; Metallurgy 4 Expired
US3975311A 3,7-Dimethyl-octa-2,6 dienyl-mercaptan perfume composition Chemistry; Metallurgy 3 Expired
US3979422A Cycloaliphatic ketones, process for making same and odorant and flavoring compositions containing same Human Necessities 2 Expired
US4088688A Process for making humulones and novel intermediates therefor Chemistry; Metallurgy 2 Expired
US3962344A Process for making 1,3-diene hydrocarbons Chemistry; Metallurgy 1 Expired
US4012447A Hydroperoxy-desoxyhumulones Chemistry; Metallurgy 0 Expired
US3996387A Flavoring with 3,7-dimethyl-octa-2,6-dienyl-mercaptan Chemistry; Metallurgy 0 Expired

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