| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Australia | 3 | |
| #3 | Canada | 3 | |
| #4 | EPO (European Patent Office) | 3 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 | |
| #6 | New Zealand | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Scaffolding | |
| #2 | Finishing work on buildings | |
| #3 | Unspecified technologies | |
| #4 | Nails | |
| #5 | Swimming pools | |
| #6 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kuenzel Rainer | 9 |
| #2 | Gutierrez Miguel Osvaldo | 6 |
| #3 | Hilliard Andrew | 4 |
| #4 | Kuenzel Reiner | 2 |
| #5 | Luenzel Rainer | 1 |
| #6 | Hilliard Andrew H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2016333593A1 | Apparatus for forming temporary guardrails on stairs | |
| US2018016808A1 | Washer assembly for use in affixing a guardrail support to a surface | |
| US2011272659A1 | Apparatus for Forming Temporary Guardrails on Stairs | |
| AU2005271937A1 | Clamping apparatus and apparatus for use in erecting temporary guard rails | |
| US2006010672A1 | Clamping apparatus and apparatus for use in erecting temporary guard rails |