Christoph Koehler

5 Patents

• US125766252026

  Layer Structure for Producing a Hinge, in Particular for Producing Multi-layered Book Covers

  Covestro Deutschland AG

  0 cites
• US121956022025

  Plastic Films Having High Vicat Softening Temperature in Layered Structures

  Covestro Deutschland AG

  0 cites
• US120866662024

  Layered Structures with Cutting Lines

  Covestro Intellectual Property GmbH & Co. KG

  0 cites
• US120239532024

  Layer Structure with Modified Structure, and Production Thereof

  Covestro Intellectual Property GmbH & Co. KG

  0 cites
• US117314112023

  Plastic Films for ID Documents with Better Lightness of Embossed Holograms

  Covestro Deutschland AG

  0 cites