Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6671592 | Autonomous vehicular appliance, especially vacuum cleaner | Alan Gerard Clark | 2003-12-30 |
| 6605156 | Robotic floor cleaning device | Alan Gerard Clark, Michael David Aldred | 2003-08-12 |
| 6590222 | Light detection apparatus | Michael David Aldred, Stephen Wiseman | 2003-07-08 |