| # | Country | Total Patents | |
|---|---|---|---|
| #1 | New Zealand | 5 | |
| #2 | Australia | 2 | |
| #3 | Canada | 2 | |
| #4 | EPO (European Patent Office) | 2 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Roof coverings | |
| #3 | General building constructions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rickman Paul Douglas | 12 |
| Publication | Filing date | Title |
|---|---|---|
| NZ334682A | Conservatory roof construction having a hip bar, a track to a connector plate to a jack rafter | |
| NZ506537A | Roof construction includes ridge member having channels and valley member having carriers mounted either side of a central member | |
| AU2034699A | Roof construction |