Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8453395 | Modular stairway system and kit therefor | — | 2013-06-04 |
| 6516574 | Modular stairway system, method for erecting stairway and kit therefor | — | 2003-02-11 |
| 5713166 | Monocoque staircase and method for joining wooden pieces | — | 1998-02-03 |
| D334136 | Leg and caster | Robert C. McCord | 1993-03-23 |
| 4888934 | Beam structure | — | 1989-12-26 |
| 4516117 | Range controller for continuously monitoring the position of the boom of heavy machinery | Raynald Couture, Paul Poulin | 1985-05-07 |
| 4402781 | Continuous solid wood laminated panels | Joachim Couture | 1983-09-06 |
| 4236864 | Safety control system for the boom of a crane | Raynald Couture | 1980-12-02 |