Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6353053 | Method and device for producing polyurethanes containing filling materials | Wolfgang Friedrichs, Kurt Krippl, Klaus Schulte | 2002-03-05 |
| 6297342 | Method and mixing head for producing a reaction mixture from an isocyanate and a higher-viscous polyol formulation | Klaus Schulte, Kurt Krippl, Wolfgang Friederichs, Hans-Ulrich Weber | 2001-10-02 |