CK

Christoph Köhler

CA Covestro Deutschland Ag: 1 patents #75 of 226Top 35%
Overall (2021): #499,747 of 548,734Top 95%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11198769 Plastic films for ID documents having improved properties for laser engraving and improved chemical resistance Heinz Pudleiner, Georgios Tziovaras, Kira Planken, Stefan Janke 2021-12-14