Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7533528 | Actuator assembly | — | 2009-05-19 |
| 7004193 | Valve arrangement and traffic calming device incorporating such an arrangement | Graham Heeks | 2006-02-28 |
| 6726399 | Valve arrangement and traffic calming device incorporating such an arrangement | Graham Heeks | 2004-04-27 |
| 6158727 | Supporting apparatus | — | 2000-12-12 |