| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 3 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | China | 2 | |
| #4 | Hong Kong | 2 | |
| #5 | Singapore | 2 | |
| #6 | United States | 2 | |
| #7 | African Regional Industrial Property Organization | 1 | |
| #8 | Australia | 1 | |
| #9 | Brazil | 1 | |
| #10 | EAPO (Eurasian Patent Organization) | 1 | |
| #11 | EPO (European Patent Office) | 1 | |
| #12 | United Kingdom | 1 | |
| #13 | Ireland | 1 | |
| #14 | Israel | 1 | |
| #15 | India | 1 | |
| #16 | Republic of Korea | 1 | |
| #17 | Mexico | 1 | |
| #18 | Malaysia | 1 | |
| #19 | New Zealand | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Civil engineering | |
| #3 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Water treatment | |
| #2 | Installations for obtaining water | |
| #3 | Climate change adaptation technologies | |
| #4 | Separation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Leonard Owen Thomas | 15 |
| #2 | Leonard Owen | 7 |
| #3 | Lennox Iain | 4 |
| #4 | Leonard Owen O | 1 |
| #5 | Owen Thomas Leonard | 1 |
| #6 | Thomas Leonard Owen | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB201502875D0 | A method and apparatus for regenerating desiccant | |
| AU2013336635A1 | A radiation reactor | |
| CA2864615A1 | A method and apparatus for sanitising a treated water supply of unsatisfactory quality to produce a potable water supply of satisfactory quality | |
| BRPI1009706A2 | Rainwater treatment method and set for drinking water production |