Inventor · Lambrecht, DE

Norbert Gutfrucht

4Patents
1h-index
19Co-inventors
37Inventor score

Filing activity: Apr 5, 2011 → Dec 4, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US8450530B2 Process for preparing unsymmetric secondary tert-butylamines in the gas phase Chemistry; Metallurgy 7 Active
US10336668B2 Method for producing cis- and trans-enriched MDACH Chemistry; Metallurgy 0 Active
US10889683B2 N,N′-diaminopropyl-2-methylcyclohexane-1,3-diamine and N,N′-diaminopropyl-4-methylcyclohexane-1,3-diamine and the use thereof as curing agents for epoxy resins Chemistry; Metallurgy 0 Active
US8445726B2 Process for preparing unsymmetric secondary tert-butylamines in the liquid phase Emerging Cross-Sectional Technologies 0 Active

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