Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6632876 | Product for coating the internal surface of a conduit, method and machine using same and conduit coated with same | — | 2003-10-14 |
| 5779957 | Article, in particular a building covering plate, and process for manufacturing said article | Claude Champomier | 1998-07-14 |
| 4994114 | Method for selecting a pozzolan intended to be incorporated into a composite material comprising cement and glass | Jacques Thiery | 1991-02-19 |