Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5856246 | Permanent hydrophobic and oleophotic modification for polymer surfaces and process of making same | Richard Witzko, Wolfgang Burger, Klaus Lunkwitz, Heide-Marie Buchhammer | 1999-01-05 |