Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6320021 | Continuous polyamide extraction process | Reinhard Lang, Alfons Ludwig, Gunter Pipper | 2001-11-20 |
| 5674973 | Continuous production of low molecular weight polyamides | Gunter Pipper, Andreas Kleinke | 1997-10-07 |
| 5659009 | Production of filler-containing thermoplastic molding compositions and molding compositions obtainable in this way | Gunter Pipper, Walter Goetz, Claus Cordes, Josef G. Floss, Guenter Mattern +4 more | 1997-08-19 |
| 5140098 | Continuous preparation of linear high molecular weight polyamides having regulated amino and carboxyl end group content | Gunter Pipper, Wolfgang Mueller | 1992-08-18 |
| 4912163 | Thermoplastic polyester molding materials having low temperature impact strength | Dietrich Lausberg, Juergen Vietmeier, Graham E. McKee, Hans-Georg Braun | 1990-03-27 |