Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6812321 | Method for the continuous production of polybutyleneterephthalate from terephthalic acid and butanediol | Thomas Heitz, Ralf Neuhaus | 2004-11-02 |
| 6716899 | Flame-proofed polyester molding materials | Michael Nam, Herbert Fisch | 2004-04-06 |