DH

David Hahn

IB Insituform (Netherlands) B.V.: 1 patents #2 of 6Top 35%
🗺 California: #7,981 of 26,868 inventorsTop 30%
Overall (2005): #217,215 of 245,428Top 90%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6932116 Fiber reinforced composite liner for lining an existing conduit and method of manufacture E. Peter Smith, John Ernest Gumbel 2005-08-23