JW

Jurgen Wied

JB J. Van Walraven Holding B.V.: 2 patents #4 of 7Top 60%
📍 Kirchberg, DE: #32 of 100 inventorsTop 35%
Overall (All Time): #2,045,987 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8672275 Firestop collar Jan Van Walraven 2014-03-18
8336832 Firestop collar Jan Van Walraven 2012-12-25