| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 2 | |
| #2 | Canada | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | Brazil | 1 | |
| #6 | Czechia | 1 | |
| #7 | Mexico | 1 | |
| #8 | Poland | 1 | |
| #9 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Control |
| # | Technology | |
|---|---|---|
| #1 | Bolts for doors or windows | |
| #2 | Locks | |
| #3 | Unspecified technologies | |
| #4 | Registering devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hammersley David George | 13 |
| Publication | Filing date | Title |
|---|---|---|
| AU2433199A | Improved security arrangements | |
| CZ160998A3 | Mechanism for securing door |