Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11406928 | Dust collector having vertical filters and a filter carriage | Denis Houle, Michel SIROIS | 2022-08-09 |
| 10828592 | Dust collector having vertical filters and a filter carriage | Denis Houle, Michel SIROIS | 2020-11-10 |
| 10080989 | Dust collector having vertical filters and a filter carriage | Denis Houle, Michel SIROIS | 2018-09-25 |
| 9849417 | Dust collector having vertical filters and a filter carriage | Denis Houle, Michel SIROIS | 2017-12-26 |