| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 3 | |
| #2 | United States | 3 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Australia | 1 | |
| #5 | Brazil | 1 | |
| #6 | China | 1 | |
| #7 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Machines | |
| #3 | Civil engineering | |
| #4 | Medical technology |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Water treatment | |
| #3 | Installations for obtaining water | |
| #4 | Object sterilising |
| # | Name | Total Patents |
|---|---|---|
| #1 | Thorpe George W | 6 |
| #2 | Walker Robert E | 5 |
| #3 | Walker R E | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2339609A1 | Fluid sterilization apparatus | |
| CA2273745A1 | Fluid sterilization apparatus | |
| US6463956B2 | Method of water distribution and apparatus therefor |