Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10024277 | Engine air pre cleaner evacuation system for work machine | Frank R. G. Duquesne, Jolan Heyns | 2018-07-17 |
| 9943795 | Rotary dust screen | Jolan Heyns, Steven Titeca | 2018-04-17 |