Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6852389 | Surfaces rendered self-cleaning by hydrophobic structures, and process for their production | Markus Oles, Bernhard Schleich | 2005-02-08 |
| 6811856 | Properties of structure-formers for self-cleaning surfaces, and the production of the same | Markus Oles, Bernhard Schleich | 2004-11-02 |
| 5693709 | Polyoxymethylene with improved acid stability, process for production and use thereof | Stephanie Schauhoff, Detlef Arnoldi | 1997-12-02 |
| 5641830 | Polyoxymethylene with improved resistance to zinc and/or copper ions, process for the production thereof and use thereof | Stephanie Schauhoff, Klaus Dorn | 1997-06-24 |
| 5541284 | Method for processing crude polyoxymethylene | Detlef Arnoldi, Udo Gropp | 1996-07-30 |
| 5393813 | Polyoxymethylene having improved acid stability | Stephanie Schauhoff, Detlef Arnoldi | 1995-02-28 |
| 5218041 | Polyoxymethylene molding materials having improved thermal stability and reduced formaldehyde emission | Detlef Arnoldi | 1993-06-08 |