| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 6 | |
| #2 | United States | 4 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Civil engineering | |
| #3 | Chemical engineering | |
| #4 | Optics | |
| #5 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Sewers | |
| #3 | Cleaning | |
| #4 | Measuring length, angles and areas | |
| #5 | Earth drilling | |
| #6 | Cameras |
| # | Name | Total Patents |
|---|---|---|
| #1 | Warren Darcy | 12 |
| #2 | Bartel Ron | 5 |
| #3 | Bartel Steve | 3 |
| #4 | Bartel John | 2 |
| #5 | Lewis Jeff | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2856181A1 | Method of installing and curing a liner in a sewer pipe | |
| WO2012016323A1 | Lateral liner launcher device and method of installation | |
| CA2798565A1 | Inspection device for measuring pipe size | |
| WO2012016322A1 | Pipe lining preparation assembly | |
| US6827526B2 | Method and device for lining a sewer pipe | |
| US6484757B1 | Method and device for lining a lateral sewer pipe |