Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5967262 | Platform unit | — | 1999-10-19 |
| 5915497 | Working platform | — | 1999-06-29 |
| 5901810 | Frame component | — | 1999-05-11 |
| 5823292 | Clamp connector for the assembly of prefabricated shaped-section bars to form scaffolding | — | 1998-10-20 |
| 5819872 | Mobile scaffolding | — | 1998-10-13 |
| 5082088 | Cross member construction for use at the foot of ladders | — | 1992-01-21 |
| 4928792 | Joint for ladders | — | 1990-05-29 |
| 4474264 | Collapsible multi-purpose ladder | — | 1984-10-02 |