Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6505550 | Compaction methods and apparatus | — | 2003-01-14 |
| 6254542 | Ultrasonic visualization method and apparatus | Patrick J. Ryan, Derek Kelly, Robert Julian Dickinson, Garvin Wills | 2001-07-03 |
| 6247662 | Compaction methods and apparatus | — | 2001-06-19 |
| 5935072 | Ultrasonic visualisation method and apparatus | Patrick J. Ryan, Derek Kelly, Robert Julian Dickinson | 1999-08-10 |
| 5768744 | Self-propelled waste collection vehicle | — | 1998-06-23 |
| 5611268 | Compactor with expanding and contracting nozzle | — | 1997-03-18 |
| 5590659 | Ultrasonic visualization method and apparatus | Patrick J. Ryan, Derek Kelly, Robert Julian Dickinson | 1997-01-07 |
| 5452492 | Material collection | — | 1995-09-26 |