Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9249541 | Method of making a roof-covering element out of compression molded plant fibers impregnated with bitumen, and roof-covering element, in particular a ridge element, a fillet, a curb, or a hip | Michel Thomas, Melih Kamil, Martin Foutel | 2016-02-02 |
| 6173237 | Optimization process of a bitumen/polymers mixture | — | 2001-01-09 |