| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 8 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | Ireland | 3 | |
| #4 | WIPO (World Intellectual Property Organization) | 3 | |
| #5 | South Africa | 3 | |
| #6 | Finland | 2 | |
| #7 | India | 2 | |
| #8 | Italy | 2 | |
| #9 | Malawi | 2 | |
| #10 | Romania | 2 | |
| #11 | Brazil | 1 | |
| #12 | Spain | 1 | |
| #13 | Monaco | 1 | |
| #14 | New Zealand | 1 | |
| #15 | African Intellectual Property Organization | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machine tools | |
| #3 | Engines, pumps and turbines | |
| #4 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | Smith Samuel David | 23 |
| #2 | Smith Samuel-David | 1 |
| #3 | Smith David S | 1 |
| #4 | Samuel David Smith | 1 |
| #5 | David Smith Samuel | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB8421063D0 | Ladder attachments | |
| GB8400504D0 | A device for loosening and tightening nuts on vehicle road wheels | |
| MW1482A1 | Attachment for a ladder | |
| GB8302803D0 | Ladder attachments | |
| IE830155L | Ladder attachments | |
| GB2130281A | Ladder attachment bracket | |
| GB2107379A | Ladder attachment brackets | |
| BR8207721A | Safety device for stairs | |
| IE811677L | Attachment for a ladder | |
| GB2080869A | Device for attachment to a ladder |