DW

Dietmar Wittenberg

Basf Se: 6 patents #2,778 of 13,826Top 25%
Overall (All Time): #892,201 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5262445 Heat distortion resistant, expandable styrene polymers having a high capacity for expansion Klaus Hahn, Uwe Guhr, Hans Hintz 1993-11-16
5173514 Heat distortion resistant, expandable styrene polymers having a high capacity of expansion Klaus Hahn, Uwe Guhr, Hans Hintz 1992-12-22
5096931 Expandable styrene polymers Klaus Hahn, Uwe Guhr, Hans Hintz, Michael P. O'Callaghan, deceased, Michael Riethues 1992-03-17
5093374 Expandable molding compositions having high heat distortion resistance, and the preparation thereof Klaus Hahn, Uwe Guhr, Hans Hintz 1992-03-03
5043218 Flame resistant, expandable styrene polymers and foams, and flame retardants Klaus Hahn, Uwe Guhr, Hans Hintz, Peter Gleich 1991-08-27
5010111 Flame resistant, expandable styrene polymers and foams, and flame retardants Klaus Hahn, Uwe Guhr, Hans Hintz, Peter Gleich 1991-04-23