Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7033451 | Method and apparatus for ultrasonically stomping slider end stops on zipper | Michael J. McMahon, Lawrence Share, Donald Crevier, Nigel Knight, Stanley Piotrowski | 2006-04-25 |
| 6842973 | Apparatus for attaching sliders onto zipper bags and film | Lawrence Share, Stanley Piotrowski, Michael J. McMahon | 2005-01-18 |
| 6733622 | Method and apparatus for ultrasonically stomping slider end stops on zipper | Michael J. McMahon, Lawrence Share, Donald Crevier, Nigel Knight, Stanley Piotrowski | 2004-05-11 |