Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6321510 | Method of wrapping drinking straws | Peter Preisner | 2001-11-27 |
| 6212860 | Apparatus for wrapping drinking straws | Peter Preisner | 2001-04-10 |
| 5471820 | Method of and apparatus for wrapping tampons | Alfred Hinzmann, Peter Preisner | 1995-12-05 |