Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5883217 | Film produced from a hot melt adhesive | Harald Werenicz, Walter Nussbaumer, Ludwig Stingl, Franz Peter-Schmitz | 1999-03-16 |
| 5869593 | High moisture vapor transmission hot melt moisture cure polyurethane adhesive | Marietta B. Helmeke, John M. Zimmel | 1999-02-09 |
| 5851661 | Water vapor permeable film | Harald Werenicz, Walter Nussbaumer, Ludwig Stingl, Franz Peter Schmitz | 1998-12-22 |
| 5660887 | Hot melt adhesive | Harald Werenicz, Walter Nussbaumer, Ludwig Stingl, Franz Peter Schmitz | 1997-08-26 |
| 5508371 | Fusion adhesive | Harald Werenicz, Walter Nussbaumer, Ludwig Stingl, Franz Peter Schmitz | 1996-04-16 |
| 5415799 | Pur hot melt cleaning method | — | 1995-05-16 |
| 5348680 | Cleaning composition for removing reactive polyurethane hot melt adhesives | — | 1994-09-20 |