Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6372079 | Process for welding hollow articles | Pierre Gilliard, Joel Op De Beeck, Guy Van Meulebeke, Jules-Joseph Van Schaftingen | 2002-04-16 |
| 6328842 | Machine for welding hollow articles and process for welding these articles | Pierre Gilliard, Joel Op De Beeck, Guy Van Meulebeke, Jules-Joseph Van Schaftingen | 2001-12-11 |
| 5123603 | Multi-width winder | Yvon Hayez | 1992-06-23 |