| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | WIPO (World Intellectual Property Organization) | 7 | |
| #3 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Chemical engineering | |
| #4 | Mechanical elements | |
| #5 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Swimming pools | |
| #2 | Unspecified technologies | |
| #3 | Unspecified technologies | |
| #4 | Mixing | |
| #5 | Water treatment | |
| #6 | Pistons and sealings | |
| #7 | Pipes | |
| #8 | Venting or aerating devices | |
| #9 | Separation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rice Chris A | 7 |
| #2 | Van Der Meyden Hendrikus Johan | 5 |
| #3 | Clark William T | 4 |
| #4 | Scott Ii James D | 4 |
| #5 | Moore Michael Edward | 3 |
| #6 | Barton Graham M | 3 |
| #7 | Mclaughlin Shawn M | 3 |
| #8 | Stone William W | 2 |
| #9 | Atkins David Seagrave | 2 |
| #10 | Gagnon Roger H | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US5882512A | Automatic swimming pool cleaners and associated components and systems | |
| US5930856A | Automatic swimming pool cleaners and associated components | |
| US5787538A | Cleaning of submerged surfaces | |
| US5617606A | Fluted swimming pool cleaner discs | |
| US5775741A | Swimming pool cleaner swivel assembly | |
| US5546982A | Automatic swimming pool cleaners and associated components | |
| US5570713A | Flow control weir valve | |
| CA2013551A1 | Reduced pressure seals and debris trap including such seals |