Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5035300 | Support beam for elevator sheaves | Daniel Beaulieu | 1991-07-30 |
| 5014822 | Method for installing an elevator inside a building, and assembly jigs used therefor | Patrice Masson, Gerard C. Dupoty, Gerard Crenn | 1991-05-14 |
| 5000292 | Method of mounting a lift and lift obtained | Daniel Beaulieu | 1991-03-19 |
| 4819403 | Method for installing elevator doors | Alain M. R. Penicaut | 1989-04-11 |