HS

Hartmut Sieckmann

PG Polymer Engineering Gmbh: 1 patents #2 of 5Top 40%
📍 Weimar, DE: #1 of 6 inventorsTop 20%
Overall (1997): #51,562 of 185,788Top 30%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5597852 Method and apparatus for reprocessing solid polyester material Reinhard Unger, Karl-Heinz Wiltzer 1997-01-28