Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8383218 | Multilayer composite in form of extruded hollow sections | Paul Schwitter, Ralph Kettl, Thomas Uebele, Botho Hoffamnn, Carsten Gottschalk | 2013-02-26 |
| 5716568 | Method for producing polyester bi-component fibers and filaments | Werner Stibal | 1998-02-10 |
| 5701644 | Method for producing self-crimping polymer bi-component fibers | Werner Stibal, Gunther Schaech, Rainer Straub, Gerhard Schmidt | 1997-12-30 |
| 5656719 | Condensation injection molding process for producing bottle preforms of polyethylene terephthalate and/or its copolyesters and resultant preforms | Werner Stibal, Joachim Ensinger, Klaus Nothhelfer | 1997-08-12 |
| 5510073 | Planetary gear for a multiple-screw extruder | Gerhard Schmidt, Joachim Ensinger | 1996-04-23 |