| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 2 | |
| #2 | Australia | 1 | |
| #3 | Brazil | 1 | |
| #4 | Switzerland | 1 | |
| #5 | Cyprus | 1 | |
| #6 | Denmark | 1 | |
| #7 | EPO (European Patent Office) | 1 | |
| #8 | Finland | 1 | |
| #9 | Israel | 1 | |
| #10 | African Intellectual Property Organization | 1 | |
| #11 | WIPO (World Intellectual Property Organization) | 1 | |
| #12 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | General building constructions | |
| #2 | Nails | |
| #3 | Foundations and excavations |
| # | Name | Total Patents |
|---|---|---|
| #1 | Collis Howard Geoffrey | 9 |
| #2 | Howard Geoffrey Collis | 1 |
| #3 | Geoffrey Collis Howard | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ZA8709524B | Building elements | |
| AU8238287A | Building element and means for interconnection | |
| GB8714856D0 | Panel building elements | |
| GB722763A | Improvements relating to framed manholes |