| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 4 | |
| #2 | WIPO (World Intellectual Property Organization) | 2 | |
| #3 | Canada | 1 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | New Zealand | 1 | |
| #6 | United States | 1 | |
| #7 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Platform constructions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hotchkin Darren John | 10 |
| Publication | Filing date | Title |
|---|---|---|
| US2007253771A1 | Roadway barrier | |
| AU2234900A | A support member | |
| WO9900550A1 | Shock absorbing member | |
| AU8093298A | Shock absorbing member | |
| EP0817890A1 | A support member | |
| AU4659496A | A support member | |
| NZ245964A | Road marker post made by laminating strips cut from used tyres |