| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 2 | |
| #2 | United States | 2 | |
| #3 | Australia | 1 | |
| #4 | Brazil | 1 | |
| #5 | Denmark | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | Finland | 1 | |
| #8 | Greece | 1 | |
| #9 | Ireland | 1 | |
| #10 | India | 1 | |
| #11 | Monaco | 1 | |
| #12 | Norway | 1 | |
| #13 | New Zealand | 1 | |
| #14 | USSR (Union of Socialist Soviet Republics) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Ships | |
| #2 | Foundations and excavations | |
| #3 | Swimming pools | |
| #4 | General building constructions | |
| #5 | Roof coverings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Brewerton Robert Walter | 12 |
| #2 | Brewerton Robert-Walter | 1 |
| #3 | Robert Walter Brewerton | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2013340370A1 | Pressure resisting barrier walls | |
| US2013269264A1 | Overpressure relief roof panels | |
| GB9714486D0 | Pressure or load resisting barriers | |
| NZ210498A | Underwater hydropneumatic motion compensator |