| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 5 | |
| #2 | United States | 4 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | Taiwan | 3 | |
| #5 | Australia | 2 | |
| #6 | China | 2 | |
| #7 | Singapore | 2 | |
| #8 | Brazil | 1 | |
| #9 | Canada | 1 | |
| #10 | Hong Kong | 1 | |
| #11 | Japan | 1 | |
| #12 | Mexico | 1 | |
| #13 | New Zealand | 1 | |
| #14 | Philippines | 1 | |
| #15 | Russian Federation | 1 | |
| #16 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Transport | |
| #3 | Environmental technology | |
| #4 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sharrow Gregory Charles | 27 |
| #2 | Gregory Charles Sharrow | 3 |
| Publication | Filing date | Title |
|---|---|---|
| EP3426552A1 | Propeller | |
| US2017267323A1 | Propeller | |
| CN110667825A | Propeller |