Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5779954 | Process for manufacturing a hollow body | Roger Houba | 1998-07-14 |
| 5605718 | Process for the surface treatment of an article by sulphonation and neutralization | Fr ed eric Menu, Zdenek Hruska | 1997-02-25 |