Inventor

HELDMANN KARL-HEINZ

DE5 patents

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

ZIMMER AG

2 patents

US7241855B2Jul 10, 2007

Method for the manufacture of polyesters

ZIMMER AG2 citations60

US7223471B2May 29, 2007

Polytrimethylene terephthalate resins with improved properties

ZIMMER AG1 citations45

OTTO BRIGITTA

1 patent

US8063122B2Nov 22, 2011

Mixture, polyester composition, film and procedures for their manufacture

OTTO BRIGITTA3 citations59

ZIMMER A G

1 patent

US7029748B2Apr 18, 2006

Polytrimethylene terephthalate resins with improved properties

ZIMMER A G0 citations45

T EN ZIMMER GMBH

1 patent

US12558815B2Feb 24, 2026

Method and device for the production of polyamide 6 pellets

T EN ZIMMER GMBH0 citations38