Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10036107 | Nonwoven web and fibers with electret properties, manufacturing processes thereof and their use | Ralph Berkemann | 2018-07-31 |
| 5985776 | Nonwoven based on polymers derived from lactic acid, process for manufacture and use of such a nonwoven | Eric Bertrand, Philippe Guipouy, Philippe Ehret | 1999-11-16 |