| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 8 | |
| #2 | United States | 5 | |
| #3 | Australia | 2 | |
| #4 | China | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Civil engineering | |
| #3 | Environmental technology | |
| #4 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Zwier Daniel G | 16 |
| #2 | Anderson Robert D | 3 |
| #3 | Koops Philip L | 1 |
| #4 | Herdegen Dennis C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2909086A1 | Temporary rain water collection assembly for use on a roof of a building | |
| CA2658536A1 | Anchorless edging-strip | |
| CA2658538A1 | Edge restraint for water permeable pavement systems | |
| CA2627124A1 | Landscape edging clip | |
| AU2004229018A1 | Edging strip with ends having mating features | |
| CA2435999A1 | Change of grade connector | |
| AU4115899A | Method and apparatus for providing an edging structure for pavement | |
| CA2278953A1 | Method and apparatus for providing an edging structure for pavement | |
| US5301461A | Edging strip |