Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10947845 | Shaft enlargement arrangement for a boring system | Barend Jacobus Jordaan, Nicolaas Bodenstein Goodwin, Daniel Coenraad Pretorius, Gerhard Pretorius | 2021-03-16 |
| 10697246 | Shaft enlargement arrangement for a boring system | Nikolaus Kleuters, Daniel Coenraad Pretorius, Barend Jacobus Jordaan, Nicolaas Bodenstein Goodwin, Gareth Robert Sheppard | 2020-06-30 |