Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6576050 | Method for preparing a bitumen emulsion, corresponding bitumen emulsion and use thereof | — | 2003-06-10 |
| 6025016 | Binder layers which can be driven over and process for the preparation thereof | Jean-Pierre Serfass, Herve Tessonneau | 2000-02-15 |