| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Australia | 3 | |
| #3 | WIPO (World Intellectual Property Organization) | 3 | |
| #4 | Canada | 2 | |
| #5 | EPO (European Patent Office) | 2 | |
| #6 | Israel | 2 | |
| #7 | China | 1 | |
| #8 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | General building constructions | |
| #2 | Scaffolding | |
| #3 | Cranes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Colen William J | 17 |
| Publication | Filing date | Title |
|---|---|---|
| AU6647698A | Wall construction and spacer for use therewith | |
| ZA9700627B | Wall construction and spacer for use therewith. | |
| US5351457A | Wall construction and spacer for use therewith | |
| US5159795A | Wall construction and spacer for use therewith | |
| US5056289A | Wall construction and spacer for use therewith | |
| US3436115A | Article handling apparatus |