HV

Henricus Joannes Maria Van De Ven

SG Sympatex Technologies Gmbh: 2 patents #4 of 14Top 30%
📍 Arnhem, NL: #3 of 12 inventorsTop 25%
Overall (2004): #62,684 of 270,089Top 25%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6800573 Water-vapor-permeable, watertight, and heat-reflecting flat composite, process for its manufacture, and use thereof Jozef Spijkers, Karl Walter Kopp 2004-10-05
6706413 Non-porous, breathable membrane containing polyamide-4,6 Bertram Böhringer, Jozef Spijkers 2004-03-16