| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 3 | |
| #2 | Australia | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | United States | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Control | |
| #2 | Transport | |
| #3 | Consumer goods | |
| #4 | Furniture and games | |
| #5 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Vehicle signalling and lighting | |
| #2 | Traffic control systems | |
| #3 | Footwear features | |
| #4 | Skates | |
| #5 | Unspecified technologies | |
| #6 | Travel equipment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rowledge Darrel | 11 |
| Publication | Filing date | Title |
|---|---|---|
| CA2335877A1 | Co-operative advance warning system for road hazards | |
| CA2242023A1 | Cooperative advance warning system for road hazards | |
| CA2203331A1 | Flexible footbed skate | |
| US5016797A | Article carrier |