Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4977028 | Laminated transparent polarizing glasses and method of making | Gildas J. M. Guillevic | 1990-12-11 |
| 4865668 | Laminated transparent polarizing glasses and method of making | Gildas J. M. Guillevic | 1989-09-12 |
| 4683153 | Transparent laminated polarizing glasses | Serge A. M. Renault, Francoise M. M. Roger, Jean-Pierre Themont, Andre Jean Vachet | 1987-07-28 |
| 4648925 | Method of making transparent polarizing laminated glasses | Serge A. M. Renault, Francoise M. M. Roger | 1987-03-10 |
| 4454170 | Method for tinting a sheet of polyurethane | Serge Marsaud, Serge A. M. Renault, Francoise M. M. Roger | 1984-06-12 |