| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Brazil | 8 | |
| #2 | United States | 8 | |
| #3 | WIPO (World Intellectual Property Organization) | 8 | |
| #4 | EPO (European Patent Office) | 7 | |
| #5 | African Regional Industrial Property Organization | 4 | |
| #6 | Australia | 3 | |
| #7 | Mexico | 3 | |
| #8 | Malaysia | 2 | |
| #9 | United Kingdom | 1 | |
| #10 | Norway | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Transport | |
| #3 | Packaging and shipping | |
| #4 | Machines | |
| #5 | Mechanical elements | |
| #6 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Ships | |
| #3 | Marine propulsion | |
| #4 | Dredging | |
| #5 | Milling | |
| #6 | Pipes | |
| #7 | Cranes | |
| #8 | Circuits for supplying electric power | |
| #9 | Hydraulic engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Johnston Colin | 9 |
| #2 | Al-Sharif Majid | 8 |
| #3 | Chiu Hin | 7 |
| #4 | Shotton Paul | 6 |
| #5 | Milne Raymond | 5 |
| #6 | Mcdaniell William | 5 |
| #7 | Arnell Michael John | 4 |
| #8 | Brock Steven | 4 |
| #9 | Owen Tony A | 4 |
| #10 | Paul Shotton | 3 |
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