| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 2 | |
| #2 | WIPO (World Intellectual Property Organization) | 2 | |
| #3 | Australia | 1 | |
| #4 | China | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Hong Kong | 1 | |
| #7 | Israel | 1 | |
| #8 | Mexico | 1 | |
| #9 | Netherlands | 1 | |
| #10 | Norway | 1 | |
| #11 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Engines, pumps and turbines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Doleh Zakaria Khalil | 11 |
| #2 | Lock John Douglas | 10 |
| #3 | Doleh Rany Zakaria | 9 |
| Publication | Filing date | Title |
|---|---|---|
| NL1027469C2 | Method and device for generating energy from a movement of a medium such as sea water. | |
| MXPA02011135A | Apparatus for storage of potential energy. | |
| WO9841758A1 | Apparatus for conversion of energy from the vertical movement of seawater |