JG

Johannes Durk Gombert

QB Quest International B.V.: 4 patents #8 of 168Top 5%
📍 Velp, NL: #14 of 55 inventorsTop 30%
Overall (All Time): #1,267,132 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6818244 Diacetyl tartaric acid esters of mono- and diglycerides based on C12 to C22 fatty acids Bartholomeous Jozef Van Schie, Peter Johannes Coenders, Pieter H. P. Stegeman, Martin Robert Roest 2004-11-16
6642278 Diacetyl tartaric acid esters of mono- and diglycerides based on C12 to C22 fatty acids Bartholomens Jozef Vanschie, Peter Johannes Coenders, Pieter H. P. Stegeman, Martin Robert Roest 2003-11-04
6635299 Diacetyl tartaric acid esters on mono- and diglycerides based on C12 to C22 fatty acids and succinic acid esters of mono-diglycerides based on C12 to C22 fatty acids Bartholomeus Jozef Van Schie, Peter Johannes Coenders, Pieter H. P. Stegeman, Martin Robert Roest 2003-10-21
6130257 Compositions of enantiomeric diacyl tartaric anhydrides and preparation thereof Peter Joannes Coenders, Saskia Alexandra Galema, Anna Sophie E ter Meer 2000-10-10