Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6494491 | Object with an optical effect | Markus Luthi, Wolfgang Lohwasser | 2002-12-17 |
| 6430984 | Process for manufacturing shaped packaging | Heinz Oster | 2002-08-13 |
| 6380549 | Device for detecting pin-holes or tears in a foil | Heinz Oster | 2002-04-30 |