Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5458960 | Flexible base web for a construction covering | Jorma Nieminen, Jean Le Bell, Erkki Narhi | 1995-10-17 |
| 5302332 | Method for manufacturing a mat-like product containing mineral fibers and a binding agent | Jarmo Simola, Jean Le Bell | 1994-04-12 |