Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6974045 | Sealing disc and film composite for a closure of a container | Heinz-Rudolf Wiening | 2005-12-13 |
| 6362461 | Method and device for induction sealing | Heinz-Rudolf Wiening | 2002-03-26 |
| 5669521 | Sealing cover having a separation layer for releasing and aluminum foil from an opening of a container | Heinz-Rudolf Wiening | 1997-09-23 |