Inventor

KOSTHORST HELGE

DE4 patents

⚠️ This page may combine multiple inventors who share the name “KOSTHORST HELGE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

COVESTRO DEUTSCHLAND AG

1 patent

US12194768B2Jan 14, 2025

Layer structure with engraving as visible security element

COVESTRO DEUTSCHLAND AG2 citations68

KOSTHORST HELGE

1 patent

US9040162B2May 26, 2015

Films matted on one side and the use thereof

KOSTHORST HELGE4 citations64

COVESTRO LLC

1 patent

US11345129B2May 31, 2022

Barrier laminates

COVESTRO LLC1 citations51

COVESTRO INTELLECTUAL PROPERTY GMBH & CO KG

1 patent

US12576625B2Mar 17, 2026

Layer structure for producing a hinge, in particular for producing multi-layered book covers

COVESTRO INTELLECTUAL PROPERTY GMBH & CO KG0 citations45