Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8808155 | Centrifuge bowl with liner material molded on a frame | Edwin John William Zonneveld, John Douglas Corsan, Michael McLeavy | 2014-08-19 |
| 6682655 | Concrete recovery system | David James Beckham, Alan Joseph Lowe | 2004-01-27 |