JH

Johannes Helmond

GE: 2 patents #13,562 of 36,430Top 40%
NC National Distillers And Chemical: 1 patents #65 of 115Top 60%
UB Unichema Chemie B.V.: 1 patents #14 of 45Top 35%
📍 Gouda, NL: #16 of 160 inventorsTop 10%
Overall (All Time): #1,284,528 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6005033 Polyketone flame retardant composition Gerrit Wit 1999-12-21
5736504 Perfume composition Xiao Guang Duan, Eric Dumas 1998-04-07
5731390 Hydrolytic stable glass fiber reinforced polyester resins 1998-03-24
4508652 Process for the trimerization of unsaturated fatty acids Jacob van Dijk, Johannes W. Renken, Jan G. Dekker 1985-04-02