Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8907009 | Method for producing polymers with a neutral color tone | Rainer Linke, Oliver Schmidt | 2014-12-09 |
| 8846561 | Catalyst for the production of polyester, use of the catalyst for the production of polyester, and polyester obtained by the use of the catalyst | Eckhard Seidel | 2014-09-30 |
| 8241546 | Method for the direct and continuous manufacture of polyester moulded bodies with low acetaldehyde content | Stefan Deiss | 2012-08-14 |
| 8063122 | Mixture, polyester composition, film and procedures for their manufacture | Karl-Heinz Heldmann, Eckhard Seidel | 2011-11-22 |
| 7977448 | Method for producing highly condensed solid-phase polyesters | Hans Reitz, Holger Bachmann, Klaus Kirsten | 2011-07-12 |
| 7547406 | Method for the direct and continuous production of hollow articles from a polymer melt | Roland Schafer, Holger Bachmann, Ludwig Holting, Stefan Deiss | 2009-06-16 |
| 7521522 | Method and device to reduce the acetaldehyde content of polyester granulate | Rainer Linke, Roland Schafer, Holger Bachmann | 2009-04-21 |
| 7335410 | Composition and process for manufacturing polyester | Eckhard Seidel, Thomas Steinbrecher | 2008-02-26 |
| 7262263 | Method and apparatus for producing solid-state polycondensed polyesters | Hans Reitz, Gerd Alsheimer | 2007-08-28 |
| 7084235 | Method of producing highly condensed polyester granulate | Holger Bachmann, Roland Schafer | 2006-08-01 |
| 6417320 | Catalyst and method for its production and use | Karl Ulrich Thiele, Xiaogang Guo | 2002-07-09 |
| 6358578 | Method for the production of polyester with mixed catalysts | Ulrich Thiele, Jens Schiebisch | 2002-03-19 |