JG

Jacob Frank De Groot

RA Rockwool International A/S: 1 patents #1 of 2Top 50%
📍 Roermond, NL: #1 of 5 inventorsTop 20%
Overall (2003): #204,759 of 273,478Top 75%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6562267 Process for the manufacture of a mineral wool plant growth substrate Erling Lennart Hansen 2003-05-13