HS

Heinz H. Spelthann

EA E.I. Du Pont De Nemours And: 4 patents #1,770 of 8,010Top 25%
📍 Geneva, CH: #161 of 946 inventorsTop 20%
Overall (All Time): #1,052,951 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5798413 Flexible polar thermoplastic polyolefin compositions Karlheinz Hausmann 1998-08-25
5610234 Flexible polar thermoplastic polyolefin compositions 1997-03-11
5434217 Flexible polar thermoplastic polyolefin compositions 1995-07-18
H1437 Grafted copolymers 1995-05-02
5395881 Flexible polar thermoplastic polyolefin compositions 1995-03-07