| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | South Africa | 2 | |
| #3 | Australia | 1 | |
| #4 | Canada | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | France | 1 | |
| #7 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Civil engineering | |
| #3 | Machines | |
| #4 | Chemical engineering | |
| #5 | Measurement | |
| #6 | Machine tools | |
| #7 | Furniture and games | |
| #8 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Water treatment | |
| #2 | Swimming pools | |
| #3 | Unspecified technologies | |
| #4 | Mixing | |
| #5 | Handles for hand implements | |
| #6 | Domestic washing | |
| #7 | Brushes | |
| #8 | Analysing materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nicholson Donald | 6 |
| #2 | Connors Edward | 4 |
| #3 | Buelteman Vernon P | 4 |
| #4 | Nordmeyer Robert | 3 |
| #5 | Boyle Greg | 3 |
| #6 | Nordmyer Robert | 2 |
| #7 | Vernon P Buelteman | 1 |
| #8 | Robert Nordmeyer | 1 |
| #9 | Frank Gomer S | 1 |
| #10 | Greg Boyle | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0382860A1 | Swimming pool chemical dispenser | |
| ZA8900920B | Swimming pool chemical dispenser | |
| GB8819970D0 | Swimming pool skimmer | |
| US4819293A | Adapter and pole assembly | |
| US4828803A | Swimming pool chemical dispenser and method of making same | |
| US4825528A | Chemical depletion signal for a swimming pool chemical dispenser | |
| US4828805A | Child resistant top for a swimming pool chemical dispenser | |
| US3964831A | Visual color comparator with integral dual dip cells |