Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6538053 | Watertight roofing panels of a bituminous composition | Bernard Haveaux | 2003-03-25 |
| 6172145 | Bituminous self-adhesive compositions for cold applications | Bernard Haveaux | 2001-01-09 |
| 5807911 | Bituminous self-adhesive compositions for cold applications | Bernard Haveaux | 1998-09-15 |
| 5601642 | Bituminous compositions for soundproofing materials | Jean-Phillippe Hallet, Nicoles M. Lecouvet | 1997-02-11 |